Seiko Cal. 3816 - 940

The 3816-940 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-905ddd939e06]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

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