Seiko Cal. 4494 - 687

The 4494-687 is a sought-after Solar piece from Seiko's golden era. Powered by the 4494 caliber with 27j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-2d6eea54b95f]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

Related Models

• Seiko 3849-829
• Seiko 7120-277
• Seiko 4451-861
• Seiko 0730-464
• Seiko 4460-491
• Seiko 0726-343
• Seiko 3855-627
• Seiko 6663-294
• Seiko 7095-962
• Seiko 4442-748
• Seiko 7033-799
• Seiko 5610-271