Seiko Cal. 4439 - 658

The Seiko 4439-658 represents an important milestone in Seiko's 1998 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-d2d4373ba097]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1998

Related Models

• Seiko 5699-276
• Seiko 5669-963
• Seiko 7183-230
• Seiko 5275-729
• Seiko 4470-618
• Seiko 6372-116
• Seiko 7176-308
• Seiko 0746-655
• Seiko 6181-702
• Seiko 3866-652
• Seiko 4554-945
• Seiko 5261-995