Seiko Cal. 6140 - 665

The 6140-665 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-e15e88d9f574]

Also known as: Bullhead, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1981

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