Side by side
Oak & Oscar Batch Nº2vsLongines ULTRA‑CHRON CARBON
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
21 of 29 specs differDiameter
Batch Nº238mm
ULTRA‑CHRON CARBON43mm
Power Reserve
Batch Nº242h
ULTRA‑CHRON CARBON52h
Water Resistance
Batch Nº2100m
ULTRA‑CHRON CARBON300m
MSRP
Batch Nº2$1,775
ULTRA‑CHRON CARBON$5,550
Full specifications
Case
9 specsCategory
Field
Diver
Diameter
38mm
43mm
Thickness
10.8mm
14mm
Lug-to-Lug
44.9mm
48.9mm
Lug Width
20mm
22mm
Material
316L Stainless Steel (navy ceramic coated)
Titanium
Finish
Brushed and polished
—
Water Resistance
100m
300m
Caseback
Solid screw-down
Screw-down case back
Crystal & Dial
4 specsCrystal Shape
Double-domed
—
AR Coating
Underside
Both sides
Dial Color
Blue
Silver
Indices
Applied
Applied indexes
Movement
7 specsCaliber
Modified ETA 2892A2
L836.6
Beat Rate
4 vph
36,000 vph
Power Reserve
42h
52h
Jewels
21
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Chronograph, Date
Hours, minutes, seconds
Pricing
1 specsMSRP
$1,775
$5,550
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