Seiko Cal. 7121 - 510

Released in 1966, the Cal. 7121 with design code 510 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-cdb81fec157c]

Also known as: UFO, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1966

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