Seiko Cal. 6178 - 228

The Seiko 6178-228 represents an important milestone in Seiko's 1977 lineup. It features a Silver dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-848f4689a4dc]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

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