Seiko Cal. 6121 - 313

The 6121-313 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6121 caliber with 35j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-6100775acc5e]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1973

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