Seiko Cal. 6632 - 728

This Solar model from 1975 features a 45mm Gold-Plated case. It features a Silver dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-8de77d6a91b7]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1975

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