Seiko Cal. 6693 - 781

The Seiko 6693-781 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-d4b201b4a1bf]

Also known as: Panda, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1987

Related Models

• Seiko 4527-331
• Seiko 6654-884
• Seiko 0790-729
• Seiko 6690-965
• Seiko 6320-496
• Seiko 4579-523
• Seiko 7119-545
• Seiko 0754-897
• Seiko 6361-157
• Seiko 4548-339
• Seiko 5621-228
• Seiko 7180-441