Seiko Cal. 6631 - 299

Seiko 6631-299

The 6631-299 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6631 caliber with 24j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-cca3f69143da]

Also known as: Navigator

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Champagne
Jewels
24j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1992

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seikata-wm-cca3f69143da