Seiko Cal. 0737 - 840

The 0737-840 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-b0bfb0b798c7]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1992

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