Seiko Cal. 5212 - 581

This Hand-Winding model from 1987 features a 37mm Two-Tone case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-94d5aa8dbeef]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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