Seiko Cal. 3875 - 866

The 3875-866 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3875 caliber with 33j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-69487301c6db]

Also known as: Turtle, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

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