Seiko Cal. 3872 - 995

This Spring Drive model from 1991 features a 46mm Two-Tone case. Powered by the 3872 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-0963d987a90b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1991

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