Seiko Cal. 5651 - 390

This Hand-Winding model from 1987 features a 37mm Two-Tone case. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-40300ec1b9ab]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1987

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