Seiko Cal. 4433 - 241

The 4433-241 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-7fd76ce0c34c]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1970

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