Seiko Cal. 6610 - 902

The 6610-902 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6610 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-bfba0dfe48ae]

Also known as: Tuna, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1999

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