Seiko Cal. 6236 - 421

Released in 1976, the Cal. 6236 with design code 421 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-75da7bad4909]

Also known as: Monster, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1976

Related Models

• Seiko 0788-952
• Seiko 4523-216
• Seiko 6234-798
• Seiko 7154-987
• Seiko 7122-865
• Seiko 0762-512
• Seiko 5251-753
• Seiko 3878-845
• Seiko 5231-465
• Seiko 6620-421
• Seiko 7026-393
• Seiko 4515-779