Seiko Cal. 5278 - 311

This Solar model from 1970 features a 43mm Titanium case. It features a Burgundy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-7d0ecf477c5e]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1970

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