Seiko Cal. 6649 - 931

This Automatic model from 1991 features a 39mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-d60f1110479a]

Also known as: Bellmatic, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1991

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