Seiko Cal. 0737 - 774

The 0737-774 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0737 caliber with 36j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-fcd022466eb8]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1977

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