Seiko Cal. 5681 - 165

The 5681-165 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-99a6f702b51c]

Also known as: UFO, Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1975

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