Seiko Cal. 5639 - 446

This Hand-Winding model from 1992 features a 46mm Gold-Plated case. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-819428c4359d]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1992

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