Seiko Cal. 6687 - 877

This Spring Drive model from 1984 features a 44mm Titanium case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-e384a1e57e82]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1984

Related Models

• Seiko 6116-811
• Seiko 0719-337
• Seiko 6232-475
• Seiko 6183-814
• Seiko 4581-750
• Seiko 5656-863
• Seiko 4576-344
• Seiko 7152-636
• Seiko 6318-363
• Seiko 4411-265
• Seiko 6144-622
• Seiko 7188-216