Seiko Cal. 5663 - 528

This Automatic model from 1989 features a 45mm PVD Black case. Powered by the 5663 caliber with 32j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-97179d5d365e]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1989

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