Seiko Cal. 6121 - 311

Released in 1971, the Cal. 6121 with design code 311 was part of Seiko's domestic market collection. It features a Silver dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-affb2fbcdf66]

Also known as: Navigator, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1971

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