Seiko Cal. 4538 - 541

The Seiko 4538-541 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a03d0ee818f6]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1988

Related Models

• Seiko 4493-176
• Seiko 3895-655
• Seiko 6670-418
• Seiko 6349-393
• Seiko 5251-120
• Seiko 5690-137
• Seiko 4463-462
• Seiko 4465-299
• Seiko 4583-537
• Seiko 3882-421
• Seiko 6683-185
• Seiko 6223-886