Seiko Cal. 6691 - 796

Seiko 6691-796

Released in 1967, the Cal. 6691 with design code 796 was part of Seiko's domestic market collection. Powered by the 6691 caliber with 27j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-8efa10d2e1d5]

Also known as: Turtle, Helmet

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
38mm
Case Thickness
9.3mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Burgundy
Jewels
27j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1967

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