Seiko Cal. 4478 - 631

Seiko 4478-631

The 4478-631 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5df56992fdd0]

Also known as: Crown, Flighty

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
10.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
White
Jewels
33j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1965

Related Models

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