Seiko Cal. 4476 - 639

The Seiko 4476-639 represents an important milestone in Seiko's 1969 lineup. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-d7acbef11661]

Also known as: Monster, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1969

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