Seiko Cal. 5691 - 523

The 5691-523 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-02715a5b174c]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1987

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