Seiko Cal. 4539 - 188

The Seiko 4539-188 represents an important milestone in Seiko's 1982 lineup. Powered by the 4539 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-7d49e956d1ff]

Also known as: Pogue, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1982

Related Models

• Seiko 7075-380
• Seiko 5678-961
• Seiko 6374-750
• Seiko 6149-663
• Seiko 5292-290
• Seiko 5682-662
• Seiko 6215-329
• Seiko 0771-548
• Seiko 7058-684
• Seiko 0762-372
• Seiko 3877-470
• Seiko 6253-181