Seiko Cal. 3892 - 109

The 3892-109 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3892 caliber with 28j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-c6954a12c8f1]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1976

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