Seiko Cal. 5231 - 326

The 5231-326 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-5da70db32d22]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1965

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