Seiko Cal. 6660 - 753

The 6660-753 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a242465a8ca2]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

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