Seiko Cal. 4538 - 131

The Seiko 4538-131 represents an important milestone in Seiko's 1987 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-1b75a4821f56]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1987

Related Models

• Seiko 6337-366
• Seiko 6210-735
• Seiko 5677-789
• Seiko 6675-715
• Seiko 5655-643
• Seiko 7199-954
• Seiko 6284-235
• Seiko 7160-489
• Seiko 7141-792
• Seiko 4467-714
• Seiko 6329-528
• Seiko 7074-742