Seiko Cal. 4438 - 684

The Seiko 4438-684 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-f1e2a95b0079]

Also known as: Shogun, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1999

Related Models

• Seiko 7093-264
• Seiko 6226-155
• Seiko 6348-176
• Seiko 7168-379
• Seiko 6685-872
• Seiko 5677-126
• Seiko 4510-854
• Seiko 3841-728
• Seiko 5699-708
• Seiko 6255-106
• Seiko 5631-357
• Seiko 3832-348