Seiko Cal. 6243 - 377

The Seiko 6243-377 represents an important milestone in Seiko's 1991 lineup. Powered by the 6243 caliber with 21j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-47e202583c97]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1991

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