Seiko Cal. 5243 - 821

This Solar model from 1977 features a 41mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-d1a3a02c16c6]

Also known as: Sumo, Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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