Seiko Cal. 0776 - 635

The 0776-635 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-a45db213b8d0]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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