Seiko Cal. 6699 - 778

Seiko 6699-778

The Seiko 6699-778 represents an important milestone in Seiko's 1972 lineup. Powered by the 6699 caliber with 23j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-7214ed8f74e4]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
39mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1972

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