Seiko

Prospex

SPB209
$725
MSRP

Specifications

Case Diameter
39.5mm
Lug to Lug
46.4mm
Thickness
13.2mm
Lug Width
20mm
Material
SS
Dial
Brown
Movement
automatic
Caliber
6R35
Crystal
Sapphire
Strap
Leather

Pricing & Fit Summary

With a lug-to-lug measurement of 46.4mm, this reference is generally recommended for wrist sizes 13.9cm and larger. Note: fit is determined by lug-to-lug distance (46.4mm), not case diameter (39.5mm).

39.5mm
Diameter
46.4mm
Lug to Lug
13.2mm
Thickness
20mm
Lug Width
Caliber
6R35
Movement
Automatic
Crystal
Sapphire
Case Material
SS
Dial
Brown
Strap
Leather
MSRP
$725
Introduced
2021

Perceived Size

How it wears, not just how it measures

~48mm

vs 46mm L2L

Compact (36mm)Substantial (60mm)

13.2mm case thickness adds +2mm wrist presence

Will this fit your wrist?

Slide to your wrist circumference to see the fit diagram.

Wrist circumference17 cm
12cm17cm (avg)22cm