Seiko Cal. 5687 - 442

The 5687-442 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5687 caliber with 34j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-2ac0adbfe387]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1982

Related Models

• Seiko 6271-740
• Seiko 5217-289
• Seiko 5245-109
• Seiko 6189-588
• Seiko 5262-542
• Seiko 6198-382
• Seiko 4513-534
• Seiko 7045-830
• Seiko 7121-382
• Seiko 3826-131
• Seiko 7166-643
• Seiko 4549-933