Seiko Cal. 5687 - 727

Released in 1979, the Cal. 5687 with design code 727 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-7ed4279ffc5b]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1979

Related Models

• Seiko 5685-174
• Seiko 3833-212
• Seiko 6196-879
• Seiko 6342-505
• Seiko 6138-147
• Seiko 4570-347
• Seiko 6379-309
• Seiko 0731-466
• Seiko 6690-291
• Seiko 6651-150
• Seiko 0716-826
• Seiko 5649-784