Seiko Cal. 5661 - 287

Released in 1969, the Cal. 5661 with design code 287 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-e865b7023ea4]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

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