Seiko Cal. 5639 - 548

The 5639-548 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-7ff6a0c665a5]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1987

Related Models

• Seiko 6630-811
• Seiko 5689-231
• Seiko 5629-502
• Seiko 0759-364
• Seiko 4515-403
• Seiko 7029-804
• Seiko 5699-494
• Seiko 7034-259
• Seiko 6398-290
• Seiko 6194-577
• Seiko 7164-694
• Seiko 4528-493