Seiko Cal. 5237 - 377

The Seiko 5237-377 represents an important milestone in Seiko's 1972 lineup. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-9770265df49b]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

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