Side by side
Audemars Piguet Royal Oak Perpetual Calendar “John Mayer” 41mmvsChristopher Ward The Twelve
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Royal Oak Perpetual Calendar “John Mayer” 41mm41mm
The Twelve40mm
Power Reserve
Royal Oak Perpetual Calendar “John Mayer” 41mm40h
The Twelve38h
Water Resistance
Royal Oak Perpetual Calendar “John Mayer” 41mm20m
The Twelve100m
MSRP
Royal Oak Perpetual Calendar “John Mayer” 41mm—
The Twelve$1,495
Full specifications
Case
8 specsDiameter
41mm
40mm
Thickness
—
9.95mm
Lug-to-Lug
—
44.5mm
Lug Width
—
25mm
Material
18-carat white gold
Stainless Steel
Finish
18-carat white gold
Brushed + Polished + Sandblasted
Water Resistance
20m
100m
Caseback
—
Solid screw-down
Crystal & Dial
2 specsDial Color
—
Midnight Sun
Lume
None
SLN X1 BL C1
Movement
5 specsCaliber
5134
Sellita SW200-1
Beat Rate
0 vph
4 vph
Power Reserve
40h
38h
Jewels
0
26
Complications
None
GMT, Moonphase, Day-date, Date
Pricing
1 specsMSRP
—
$1,495
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Audemars Piguet Royal Oak Perpetual Calendar “John Mayer” 41mm vs Christopher Ward The Twelve gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Christopher Ward The TwelvevsPeacock Watches Ultra Speed ChronographChristopher Ward The TwelvevsZelos GTAtelier Wen Millésime 2025 — Perception 漩 (Xuán)vsChristopher Ward The TwelveChristopher Ward The TwelvevsMaen Manhattan 37 IFL EditionAudemars Piguet Royal Oak Perpetual Calendar “John Mayer” 41mmvsZelos GTAudemars Piguet Royal Oak Perpetual Calendar “John Mayer” 41mmvsMakydo Seagrass