Seiko Cal. 6646 - 233

This Spring Drive model from 1997 features a 35mm PVD Black case. Powered by the 6646 caliber with 24j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-239b4b9674dd]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1997

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