Seiko Cal. 6683 - 638

This Solar model from 1977 features a 37mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-8ebadb096ba6]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1977

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