Seiko Cal. 6669 - 750

Seiko 6669-750

The Seiko 6669-750 represents an important milestone in Seiko's 1978 lineup. Powered by the 6669 caliber with 36j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-236581b95cbb]

Also known as: Helmet, Rally

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Navy
Jewels
36j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1978

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