Seiko Cal. 6140 - 920

The 6140-920 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6140 caliber with 32j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-9483d2bafd40]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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