Seiko Cal. 6231 - 378

The Seiko 6231-378 represents an important milestone in Seiko's 1998 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-cb3171ff6cca]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1998

Related Models

• Seiko 6391-307
• Seiko 4539-752
• Seiko 5291-733
• Seiko 4474-663
• Seiko 3857-391
• Seiko 4555-561
• Seiko 4444-251
• Seiko 5294-135
• Seiko 6156-204
• Seiko 3835-411
• Seiko 7061-120
• Seiko 7034-395