Seiko Cal. 7139 - 877

The Seiko 7139-877 represents an important milestone in Seiko's 1968 lineup. It features a Champagne dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b3761d467baf]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1968

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