Seiko Cal. 5639 - 168

The 5639-168 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-09e43d6fcfca]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1997

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