Seiko Cal. 5681 - 643

The 5681-643 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-14883aec5a94]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1992

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