Seiko Cal. 0721 - 360

The 0721-360 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0721 caliber with 18j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-973c8c5ece0b]

Also known as: Turtle, Pogue

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1986

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