Seiko Cal. 6231 - 284

The 6231-284 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6231 caliber with 23j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-00ea68671a0e]

Also known as: Turtle, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1971

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