Side by side
Fears X James Porter & Son LEvsLongines ULTRA‑CHRON CARBON
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
24 of 29 specs differDiameter
X James Porter & Son LE38mm
ULTRA‑CHRON CARBON43mm
Power Reserve
X James Porter & Son LE40h
ULTRA‑CHRON CARBON52h
Water Resistance
X James Porter & Son LE10m
ULTRA‑CHRON CARBON300m
MSRP
X James Porter & Son LE$3,292
ULTRA‑CHRON CARBON$5,550
Full specifications
Case
9 specsCategory
Dress
Diver
Diameter
38mm
43mm
Thickness
11.25mm
14mm
Lug-to-Lug
42mm
48.9mm
Lug Width
20mm
22mm
Material
316L Stainless Steel (DLC coated)
Titanium
Finish
Brushed and polished
—
Water Resistance
10m
300m
Caseback
Solid
Screw-down case back
Crystal & Dial
6 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
—
AR Coating
Inner
Both sides
Dial Color
x James Porter & Son LE
Silver
Indices
Applied
Applied indexes
Lume
None
Super-LumiNova
Movement
8 specsCaliber
ETA 7001
L836.6
Type
Manual
Automatic
Beat Rate
28,800 vph
36,000 vph
Power Reserve
40h
52h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds
Pricing
1 specsMSRP
$3,292
$5,550
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