Seiko Cal. 3812 - 191

The Seiko 3812-191 represents an important milestone in Seiko's 1971 lineup. Powered by the 3812 caliber with 28j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-bc62adf2a150]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1971

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