Seiko Cal. 6640 - 723

This Solar model from 1990 features a 35mm Stainless Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-9b1ff967656a]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1990

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