Seiko Cal. 6656 - 659

The 6656-659 is a sought-after Solar piece from Seiko's golden era. Powered by the 6656 caliber with 31j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-b02a73f005b6]

Also known as: Turtle, Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1978

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