Seiko - Momotaro 21-7210 - 1970-1979

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Seiko Momotaro 21-7210, a 1970s mechanical pocket watch with an octagonal metal case, 36 mm diameter, 17 jewels, manual-wind movement, and a silver sunburst dial in good condition with visible wear.

AI-assisted summary

Description from the seller

Offered here is a distinctive vintage Seiko mechanical pocket watch, reference 21-7210, produced in Japan during the 1970s.

This elegant timepiece features an unusual octagonal case design with integrated protective opening covers, giving it a refined yet architectural appearance. The faceted geometry is highly characteristic of mid-century Japanese design aesthetics.

Specifications:

Brand: Seiko

Reference: 21-7210

Movement: Mechanical, manual winding

Jewels: 17 jewels

Country of manufacture: Japan

Dial: Silver sunburst dial

Case shape: Octagonal

Case back engraved: Seiko – 8500460 – ACRP – 21-7210

Period: Circa 1970s

The dial presents a clean and minimalist layout with applied hour markers and a stylized “12” numeral. The sunburst finish enhances light reflection beautifully.

The watch is housed inside a rare octagonal protective cover structure with decorative braided tassel.

Condition:

Vintage condition with visible signs of age and use

Minor scratches and surface wear consistent with age

Protective cover shows wear along edges

Please examine photos carefully as they form part of the description

The watch winds and runs at time of listing. (Long-term accuracy not tested.)

_

Shipping Notice
International airmail parcels may be delayed due to the following factors beyond the seller’s control:

Local strikes

Severe weather

War or other unforeseen events

Flight reductions or schedule changes

Customs clearance delays

Customs inspection or confiscation

Delivery failures

Incorrect recipient address

Customs duties

Although these situations are outside the seller’s control, the seller will make every effort to assist by tracking the shipment, contacting the carrier, and providing necessary support.
If you have any questions, please feel free to contact us.

*Please be aware that this lot is shipped by Taiwan Post, possible import duty might be applied by your local customs.

*No shipping to the United States, Israel, Iceland, the Canary Islands, or Reunion.

Seller's Story

Welcome to my collection! Every item I offer is carefully selected and truly one of a kind. Once it’s gone, it’s gone — so don’t miss the chance to make it yours! It’s a real pleasure to share these unique pieces with collectors and enthusiasts around the world. I’m committed to providing clear descriptions, honest communication, and fast shipping. Thank you for visiting — I’m honoured to serve you and hope you find something that speaks to you.
Translated by Google Translate

Offered here is a distinctive vintage Seiko mechanical pocket watch, reference 21-7210, produced in Japan during the 1970s.

This elegant timepiece features an unusual octagonal case design with integrated protective opening covers, giving it a refined yet architectural appearance. The faceted geometry is highly characteristic of mid-century Japanese design aesthetics.

Specifications:

Brand: Seiko

Reference: 21-7210

Movement: Mechanical, manual winding

Jewels: 17 jewels

Country of manufacture: Japan

Dial: Silver sunburst dial

Case shape: Octagonal

Case back engraved: Seiko – 8500460 – ACRP – 21-7210

Period: Circa 1970s

The dial presents a clean and minimalist layout with applied hour markers and a stylized “12” numeral. The sunburst finish enhances light reflection beautifully.

The watch is housed inside a rare octagonal protective cover structure with decorative braided tassel.

Condition:

Vintage condition with visible signs of age and use

Minor scratches and surface wear consistent with age

Protective cover shows wear along edges

Please examine photos carefully as they form part of the description

The watch winds and runs at time of listing. (Long-term accuracy not tested.)

_

Shipping Notice
International airmail parcels may be delayed due to the following factors beyond the seller’s control:

Local strikes

Severe weather

War or other unforeseen events

Flight reductions or schedule changes

Customs clearance delays

Customs inspection or confiscation

Delivery failures

Incorrect recipient address

Customs duties

Although these situations are outside the seller’s control, the seller will make every effort to assist by tracking the shipment, contacting the carrier, and providing necessary support.
If you have any questions, please feel free to contact us.

*Please be aware that this lot is shipped by Taiwan Post, possible import duty might be applied by your local customs.

*No shipping to the United States, Israel, Iceland, the Canary Islands, or Reunion.

Seller's Story

Welcome to my collection! Every item I offer is carefully selected and truly one of a kind. Once it’s gone, it’s gone — so don’t miss the chance to make it yours! It’s a real pleasure to share these unique pieces with collectors and enthusiasts around the world. I’m committed to providing clear descriptions, honest communication, and fast shipping. Thank you for visiting — I’m honoured to serve you and hope you find something that speaks to you.
Translated by Google Translate

Details

Brand
Seiko
Model
Momotaro 21-7210
Shipped Insured
Yes
Period
1970-1979
Movement
Other
Case material
Metal
Case diameter
36 mm
Condition
Good - visible signs of wear
Weight
0 g
Width lug/ watch band
0 cm
In working order
Yes
TaiwanVerified
1016
Objects sold
98.77%
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