Seiko Cal. 6257 - 755

The Seiko 6257-755 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7d4545f82155]

Also known as: Pogue, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1972

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