Seiko Cal. 6180 - 140

Released in 1968, the Cal. 6180 with design code 140 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-92ab3ac41694]

Also known as: Navigator, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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