Seiko Cal. 4477 - 646

Seiko 4477-646

The Seiko 4477-646 represents an important milestone in Seiko's 1990 lineup. Powered by the 4477 caliber with 30j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-fcdcc881671e]

Also known as: Panda

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
8.9mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Cream
Jewels
30j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1990

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