Side by side
Boldr The T Rex By Boldr X NitecorevsLongines ULTRA‑CHRON CARBON
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
20 of 29 specs differDiameter
The T Rex By Boldr X Nitecore40mm
ULTRA‑CHRON CARBON43mm
Power Reserve
The T Rex By Boldr X Nitecore40h
ULTRA‑CHRON CARBON52h
Water Resistance
The T Rex By Boldr X Nitecore200m
ULTRA‑CHRON CARBON300m
MSRP
The T Rex By Boldr X Nitecore$499
ULTRA‑CHRON CARBON$5,550
Full specifications
Case
8 specsDiameter
40mm
43mm
Thickness
12.3mm
14mm
Lug-to-Lug
46mm
48.9mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
—
Water Resistance
200m
300m
Caseback
Solid
Screw-down case back
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Yes
Both sides
Dial Color
T-Rex by BOLDR x Nitecore
Silver
Indices
Applied
Applied indexes
Movement
7 specsCaliber
Seiko NH35A
L836.6
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
$499
$5,550
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