Seiko Cal. 5664 - 690

The 5664-690 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-c9ad0fd2f0a1]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1996

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