Seiko Cal. 6693 - 718

Seiko 6693-718

The Seiko 6693-718 represents an important milestone in Seiko's 1974 lineup. Powered by the 6693 caliber with 31j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-1c59bc353fbb]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
90m
Dial Color
White
Jewels
31j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1974

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