Seiko Cal. 7154 - 857

The 7154-857 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a2dbcb1313ee]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1967

Related Models

• Seiko 3838-174
• Seiko 4591-175
• Seiko 6326-478
• Seiko 6136-467
• Seiko 5259-467
• Seiko 3812-349
• Seiko 5277-119
• Seiko 6245-327
• Seiko 7141-647
• Seiko 3879-476
• Seiko 6631-837
• Seiko 6668-695