Seiko Cal. 6615 - 680

The Seiko 6615-680 represents an important milestone in Seiko's 1986 lineup. Powered by the 6615 caliber with 31j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-7e5c0e55874f]

Also known as: UFO, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

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