Seiko Cal. 4438 - 254

The Seiko 4438-254 represents an important milestone in Seiko's 1986 lineup. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-6fb3a7f15749]

Also known as: World Timer, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1986

Related Models

• Seiko 5684-628
• Seiko 3867-140
• Seiko 6682-182
• Seiko 6311-515
• Seiko 7186-610
• Seiko 6653-772
• Seiko 7060-725
• Seiko 6386-782
• Seiko 4583-956
• Seiko 4510-912
• Seiko 6698-182
• Seiko 0767-401