Seiko Cal. 6337 - 690

Seiko 6337-690

The 6337-690 is a sought-after Solar piece from Seiko's golden era. Powered by the 6337 caliber with 31j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-058caa6397cf]

Also known as: Samurai, Bellmatic

Specifications

Movement
Solar
Case Material
Titanium
Case Width
42mm
Case Thickness
12.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1970

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