Seiko Cal. 6336 - 690

Seiko 6336-690

The 6336-690 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6336 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-791b0af53edc]

Also known as: Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
15.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
21j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1977

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