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Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026
Sold by Chase Hattan Watches
sold SA1208526
Sorry, but this item has been sold.
Chase Hattan Watches

Chase Hattan Watches

Sellingantiques Verified Since Feb 2025
Browse dealers 42 items
  • About Us
    Specialists in vintage, military and luxury watches
Id #SA1208526
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Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

1940 - 1960
Sold 30 April 2026 · Chase Hattan Watches
This “Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026” found a buyer.

It was listed by Chase Hattan Watches. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.

See more wristwatches for sale Ask the dealer for something similar
Description

Omega Seamaster Automatic 166.009 – Gold-Plated & Steel – 34mm – 1966 – Serviced April 2026

This Omega Seamaster reference 166.009 is a beautifully preserved vintage example, dating to 1966 by serial number. Presented in exceptional working order following a recent in-house service on 10/04/2026, it combines classic mid-1960s Seamaster design with reliable everyday wearability.

Key Details

• Model: Omega Seamaster Automatic

• Reference: 166.009

• Year: 1966 (dated by serial number)

• Case Size: 34mm

• Case Material: Gold-plated case with steel elements

• Dial: Silver

• Crystal: Plexiglass

• Movement: Omega automatic movement

• Strap: Brand-new black generic leather strap

• Box: Omega service box

• Guarantee: 12-month mechanical warranty

• Stock Number: CHW6986

Condition Report

Case: Excellent condition with strong gold plating throughout and no visible rubbing.

Dial: Silver dial showing very little age, clean and well preserved.

Crystal: Plexiglass clear and free from distracting marks.

Strap: Brand-new black leather strap fitted.

Overall: Excellent condition throughout for a vintage Seamaster from the mid-1960s.

Working Order

Recently serviced in-house on 10 April 2026.

Running at just a few seconds fast per day with a healthy amplitude.

Exceptional mechanical performance for a vintage Omega.

Covered by our 12-month mechanical guarantee.

Our View

The Omega Seamaster 166.009 is a classic and highly wearable vintage model, ideal for those seeking understated elegance with proven Omega reliability. This example stands out thanks to its excellent cosmetic condition, strong gold plating, clean silver dial and recent servicing. At 34mm, it offers timeless proportions and makes a superb everyday vintage watch or first step into classic Omega ownership.

What’s Included

Brand-new black leather strap

Omega service box

12-month mechanical warranty

Insured shipping included

Physical Dimensions
Height
3.4cm (1.34")
Width
3.4cm (1.34")
Declaration

Chase Hattan Watches has dated this Vintage Omega Seamaster to the 1960s.

Reference Numbers
Sellingantiques Reference
SA1208526
Dealers Internal Reference
CHW6986
Dealers Notes

Our in house watchmaker personally inspects every watch & only once a watch meets our high inspection standards is it ready for sale, All watches are sold with a 12 month guarantee.

Free next day UK delivery, fully insured. Worldwide fast shipping.

Description
Omega Seamaster Automatic 166.009 – Gold-Plated & Steel – 34mm – 1966 – Serviced April 2026

This Omega Seamaster reference 166.009 is a beautifully preserved vintage example, dating to 1966 by serial number.

“
Presented in exceptional working order following a recent in-house service on 10/04/2026, it combines classic mid-1960s Seamaster design with reliable everyday wearability.
Chase Hattan Watches
fig 1. A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
fig 1. Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

Key Details

• Model: Omega Seamaster Automatic

• Reference: 166.009

• Year: 1966 (dated by serial number)

• Case Size: 34mm

• Case Material: Gold-plated case with steel elements

• Dial: Silver

• Crystal: Plexiglass

fig 2. A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
fig 2. Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

• Movement: Omega automatic movement

• Strap: Brand-new black generic leather strap

• Box: Omega service box

• Guarantee: 12-month mechanical warranty

• Stock Number: CHW6986

Condition Report

Case: Excellent condition with strong gold plating throughout and no visible rubbing.

fig 3. A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
fig 3. Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

Dial: Silver dial showing very little age, clean and well preserved.

Crystal: Plexiglass clear and free from distracting marks.

Strap: Brand-new black leather strap fitted.

Overall: Excellent condition throughout for a vintage Seamaster from the mid-1960s.

fig 4. A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
fig 4. Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

Working Order

Recently serviced in-house on 10 April 2026.

Running at just a few seconds fast per day with a healthy amplitude.

Exceptional mechanical performance for a vintage Omega.

Covered by our 12-month mechanical guarantee.

fig 5. A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
fig 5. Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

Our View

The Omega Seamaster 166.009 is a classic and highly wearable vintage model, ideal for those seeking understated elegance with proven Omega reliability. This example stands out thanks to its excellent cosmetic condition, strong gold plating, clean silver dial and recent servicing. At 34mm, it offers timeless proportions and makes a superb everyday vintage watch or first step into classic Omega ownership.

What’s Included

Brand-new black leather strap

Omega service box

12-month mechanical warranty

Insured shipping included

Height
3.4cm (1.34")
Width
3.4cm (1.34")
Date of Manufacture

Chase Hattan Watches has dated this Vintage Omega Seamaster to the 1960s.

Reference Numbers
Sellingantiques Ref
SA1208526
Dealers Internal Ref
CHW6986
Chase Hattan Watches
Chase Hattan Watches
Sellingantiques verified Since Feb 2025

Specialists in vintage, military and luxury watches

Dealer Profile

You can view the stock and full dealer information on the Chase Hattan Watches Profile Page

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SAVE
A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. SOLD30 APR 26
1 / 7
Archive I A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. SOLD30 APR 26

Omega Seamaster Automatic 166.009 Watch – Gold-plated & Steel – 34mm – 1966 – Serviced April 2026

Archive II A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View II
Archive III A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View III
Archive IV A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View IV
Archive V A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View V
Archive VI A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View VI
Archive VII A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap. View VII
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Chase Hattan Watches

Chase Hattan Watches
Telephone 07722 352304
Location
Grays Market
Unit 177
58 Davies Street
Mayfair
London
W1K 5LP
United Kingdom
Dealer Profile Page sellingantiques.co.uk/chasehattanwatches
Verified Since Feb 2025
Items For Sale 42
Items Sold 118
Chase Hattan Watches
Chase Hattan Watches
Verified Since Feb 2025
View Dealer Info
Location: Grays Market, Unit 177, 58 Davies Street, Mayfair, London, W1K 5LP, United Kingdom
Profile: sellingantiques.co.uk/chasehattanwatches
Verified
Feb 2025
For Sale
42
Sold
118
A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
Omega Seamaster Automatic 166.009 Watch – Gold-Plated & Steel – 34mm – 1966 – Serviced April 2026
Ref: SA1208526
A vintage Omega Seamaster automatic wristwatch with a gold-plated case, silver dial, date window, and black leather strap.
Detail View 1
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Archival Detail

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Every single antique dealer on our platform is individually approved by our internal team. We verify their professional trade history, ethical standards, and photographic quality to ensure a secure, high-standard buying environment. Upon joining, every dealer agrees to a strict 9-point code of conduct. While issues can occasionally arise, our dealers typically resolve them swiftly and directly with the buyer. In fact, since our founding in 2002, Sellingantiques has only had to step in to help resolve an issue on roughly five occasions—a true testament to the quality of our dealers and their dedication to your happiness.

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Our dealers are highly experienced in packing and shipping fragile, high-value antiques. Because you are in direct contact with the dealer, you will be able to easily go through all available shipping and insurance options together to ensure your item arrives safely.

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Cataloguer’s note

Written by Sellingantiques from the dealer’s photographs and listing
  • ObjectWristwatches
  • Period1940 - 1960
  • StyleMid-Century
  • MaterialGold-Plated Steel, Leather, Acrylic
  • ColourGold
  • MotifsRound case, Applied baton markers, Date aperture, Signed crown
  • SizeH 3.4 cm (1 in) x W 3.4 cm (1 in)

FAQs

Introduced in 1948, the Omega Seamaster was initially developed for marine use and professional diving, drawing upon Omegas wartime experience supplying waterproof watches to the British military. Over subsequent decades, the line evolved from robust tool watches into sophisticated dress and everyday timepieces characterised by reliable automatic movements and timeless aesthetics.

Vintage Seamasters typically feature stainless steel or gold-plated cases, acrylic crystals, and dials finished with applied metal indices. Inside, they house robust mechanical self-winding automatic movements, such as the renowned calibre series, engineered for precision and durability.

Authentic pieces feature correct hallmarking, distinct dial typography, the Omega logo on the crown and crystal, and a movement serial number corresponding to production records. Reference numbers are typically engraved on the inner case back.

A classic mid-century wristwatch adds understated sophistication to contemporary tailoring or smart-casual attire. Pairing a gold-plated vintage watch with a simple leather strap creates a refined, classic focal point without overwhelming an outfit.

Vintage mechanical timepieces should be kept away from excessive moisture, magnetic fields, and heavy impacts. Regular servicing by a qualified horologist every few years ensures the internal lubrication remains optimal and the movement functions accurately.
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