Seiko Cal. 5630 - 390

The 5630-390 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-441c43d4eeb9]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1965

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