Seiko Cal. 5231 - 112

The Seiko 5231-112 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-a0d218d4d0e6]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1967

Related Models

• Seiko 6638-225
• Seiko 7012-325
• Seiko 4420-347
• Seiko 0713-576
• Seiko 4577-742
• Seiko 4440-999
• Seiko 6380-844
• Seiko 6662-531
• Seiko 6138-972
• Seiko 0715-134
• Seiko 6616-319
• Seiko 6227-440