Seiko Cal. 6638 - 297

Seiko 6638-297

The 6638-297 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6638 caliber with 18j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-3e0f4f216115]

Also known as: Navigator

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
14.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
18j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1967

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seikata-wm-3e0f4f216115