Seiko Cal. 5665 - 723

The 5665-723 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5665 caliber with 21j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-c1e43576af64]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1990

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