Seiko Cal. 5666 - 251

The 5666-251 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-b75809dc5716]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1972

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