Seiko Cal. 5665 - 665

Released in 1968, the Cal. 5665 with design code 665 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-f70d3246e37b]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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