Seiko Cal. 5242 - 623

This Spring Drive model from 1984 features a 40mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-8453a99989d3]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1984

Related Models

• Seiko 5686-549
• Seiko 7012-931
• Seiko 6297-874
• Seiko 4584-439
• Seiko 6219-985
• Seiko 6261-634
• Seiko 3877-214
• Seiko 4547-400
• Seiko 6625-254
• Seiko 6272-865
• Seiko 5665-743
• Seiko 7113-545