Seiko Cal. 6633 - 143

The Seiko 6633-143 represents an important milestone in Seiko's 1973 lineup. It features a Silver dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-cad242e6e00d]

Also known as: Panda, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1973

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