Seiko Cal. 5233 - 521

The Seiko 5233-521 represents an important milestone in Seiko's 1978 lineup. Powered by the 5233 caliber with 23j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-8c0b875352bf]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1978

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