Seiko Cal. 6371 - 721

The Seiko 6371-721 represents an important milestone in Seiko's 1998 lineup. Powered by the 6371 caliber with 30j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-a4e32092c515]

Also known as: World Timer, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1998

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