Seiko Cal. 0729 - 231

The 0729-231 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-bcccef2ff10e]

Also known as: Samurai, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1981

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