Seiko Cal. 6311 - 423

The 6311-423 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6311 caliber with 35j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-6e9e09fab188]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1990

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