Seiko Cal. 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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