Seiko Cal. 5231 - 711

This Solar model from 1965 features a 42mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-d4a2b1b427f2]

Also known as: Silverwave

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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