Seiko Cal. 0751 - 637

The Seiko 0751-637 represents an important milestone in Seiko's 1993 lineup. With its 22mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-d9f48d2b0803]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1993

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