Seiko Cal. 6660 - 387

The 6660-387 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-d587db3741a5]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1987

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