Seiko Cal. 6389 - 687

The Seiko 6389-687 represents an important milestone in Seiko's 1965 lineup. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-fbf033dc45a5]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1965

Related Models

• Seiko 4542-139
• Seiko 7046-596
• Seiko 6355-352
• Seiko 7185-254
• Seiko 4443-490
• Seiko 6654-613
• Seiko 6399-995
• Seiko 6278-485
• Seiko 4415-904
• Seiko 7131-849
• Seiko 7068-351
• Seiko 6349-115