Seiko Cal. 6610 - 645

This Solar model from 1991 features a 35mm Titanium case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-6b93620a2910]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1991

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