Seiko Cal. 4427 - 838

The 4427-838 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-c4bfbf22f7cf]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1987

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