Seiko Cal. 6623 - 998

Seiko 6623-998

The 6623-998 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6623 caliber with 18j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-519ad931d0b7]

Also known as: Samurai, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
80m
Dial Color
Black
Jewels
18j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1965

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seikata-wm-519ad931d0b7