Seiko Cal. 6371 - 662

Released in 1996, the Cal. 6371 with design code 662 was part of Seiko's domestic market collection. Powered by the 6371 caliber with 28j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-eb783000ad2b]

Also known as: Sumo, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1996

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