Seiko Cal. 3815 - 512

Seiko 3815-512

The 3815-512 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7cec7167f6cd]

Also known as: Bellmatic, Flighty

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
39mm
Case Thickness
12.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Navy
Jewels
17j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1999

Related Models

seikata-wm-7cec7167f6cd