Seiko Cal. 5661 - 339

The 5661-339 is a sought-after Quartz piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-415c2ec3874d]

Also known as: UFO, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1986

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