Seiko Cal. 3840 - 497

The Seiko 3840-497 represents an important milestone in Seiko's 1994 lineup. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-823042c837d9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1994

Related Models

• Seiko 6648-921
• Seiko 3853-837
• Seiko 6321-526
• Seiko 7075-753
• Seiko 6232-116
• Seiko 6248-812
• Seiko 5242-454
• Seiko 7131-671
• Seiko 5248-980
• Seiko 4425-338
• Seiko 6392-598
• Seiko 5248-470