Seiko Cal. 6611 - 375

The 6611-375 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6611 caliber with 36j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-59a2111f7572]

Also known as: Turtle, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1973

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