Seiko Cal. 6398 - 488

Seiko 6398-488

The 6398-488 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6398 caliber with 36j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-fbc17c4b5e7f]

Also known as: Helmet, UFO

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
13.0mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
50m
Dial Color
Champagne
Jewels
36j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1966

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