Seiko Cal. 7120 - 216

The 7120-216 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7120 caliber with 20j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-7850d718d603]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1971

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