Seiko Cal. 5683 - 438

The 5683-438 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5683 caliber with 35j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-f118ac5754de]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1971

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