Seiko Cal. 6139 - 651

This Spring Drive model from 1993 features a 38mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-e9101317c6d8]

Also known as: Monster, Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1993

Related Models

• Seiko 3829-807
• Seiko 5639-276
• Seiko 0739-919
• Seiko 5233-416
• Seiko 6217-405
• Seiko 0774-608
• Seiko 5649-926
• Seiko 6160-454
• Seiko 6639-202
• Seiko 6116-715
• Seiko 7020-450
• Seiko 7144-255