Seiko Cal. 5690 - 603

The 5690-603 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e490d1f0baff]

Also known as: Turtle, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

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