Seiko Cal. 6616 - 693

This Automatic model from 1997 features a 37mm Two-Tone case. Powered by the 6616 caliber with 18j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-ba85c55d5c7d]

Also known as: Monster, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

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