Seiko Cal. 6156 - 665

Released in 1984, the Cal. 6156 with design code 665 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-c1b5bebd0bd2]

Also known as: Navigator, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1984

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