Seiko Cal. 6347 - 263

The Seiko 6347-263 represents an important milestone in Seiko's 1967 lineup. Powered by the 6347 caliber with 22j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-77e3206cf95b]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1967

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