Seiko Cal. 6630 - 177

The 6630-177 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6630 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-ffae925b91b3]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1992

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