Seiko Cal. 3847 - 933

This Quartz model from 1977 features a 40mm Titanium case. Powered by the 3847 caliber with 31j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-89f8a552cacc]

Also known as: Bellmatic, World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1977

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