Seiko Cal. 6333 - 306

The 6333-306 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6333 caliber with 31j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-ac3f35205ea4]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1987

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