Seiko Cal. 6630 - 631

Seiko 6630-631

The Seiko 6630-631 represents an important milestone in Seiko's 1996 lineup. Powered by the 6630 caliber with 28j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-105d4289d5df]

Also known as: Panda, Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1996

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