Seiko Cal. 4487 - 581

This Quartz model from 1994 features a 44mm Two-Tone case. Powered by the 4487 caliber with 17j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-cedcd0c90848]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1994

Related Models

• Seiko 6172-648
• Seiko 7067-951
• Seiko 0723-978
• Seiko 0754-608
• Seiko 4474-140
• Seiko 6612-398
• Seiko 6133-300
• Seiko 6241-595
• Seiko 4494-205
• Seiko 4494-344
• Seiko 6176-391
• Seiko 6135-500