Seiko Cal. 4521 - 687

This Solar model from 1979 features a 46mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-14bb5b525f0b]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1979

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