Seiko Cal. 6613 - 660

Released in 1986, the Cal. 6613 with design code 660 was part of Seiko's domestic market collection. Powered by the 6613 caliber with 21j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-5708919b8743]

Also known as: Panda, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1986

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