Seiko Cal. 4538 - 181

The Seiko 4538-181 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-5762bad5f956]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1985

Related Models

• Seiko 5268-821
• Seiko 6325-671
• Seiko 4565-690
• Seiko 0786-512
• Seiko 6396-605
• Seiko 6292-830
• Seiko 5226-186
• Seiko 7143-331
• Seiko 6198-356
• Seiko 4539-137
• Seiko 0719-691
• Seiko 4482-899