Seiko Cal. 4487 - 606

The 4487-606 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4487 caliber with 36j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-c90a2f378a98]

Also known as: Tuna, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1969

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