Seiko Cal. 4485 - 638

Released in 1981, the Cal. 4485 with design code 638 was part of Seiko's domestic market collection. Powered by the 4485 caliber with 21j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-834960729fb8]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1981

Related Models

• Seiko 0792-213
• Seiko 6618-156
• Seiko 5225-316
• Seiko 6631-954
• Seiko 7096-617
• Seiko 6399-869
• Seiko 5673-871
• Seiko 5224-712
• Seiko 6313-421
• Seiko 0717-767
• Seiko 6142-958
• Seiko 6231-961