Seiko Cal. 6691 - 453

Seiko 6691-453

The 6691-453 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6691 caliber with 17j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-52b5ad5380ec]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
15.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Black
Jewels
17j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1980

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