Seiko Cal. 0721 - 745

This Solar model from 1975 features a 34mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-bffc808598bc]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1975

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