Seiko Cal. 4555 - 966

The 4555-966 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-01e3f8df18ec]

Also known as: Sumo, Bullhead

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1983

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