Our alpha-to-omega primer on the trends and terms driving ’round-the-wrist excitement this fall

A
Ambassador
From awards shows to sports arenas, celebs — like David Beckham for Tudor — are the ultimate watch influencers.

B
Baumatic
Baume & Mercier brings things in-house with its state-of-the-art automatic movement. Baume & Mercier Clifton Baumatic 18k pink-gold and stainless-steel watch, $3,500

C
Chronograph
Ready, set, go! A stopwatch complication ups your sport-watch game. London Jewelers

D
Dive Watch
Officially designed for scuba diving, these watches pair equally well with jeans or neoprene. London Jewelers

E
Equestrian
At the Miami stop on the Longines Global Champions Tour, the art of dressage is anything but horseplay.

F
Function
It’s complicated! Some watches do far more than just tell time. London Jewelers

G

H
Hand-engraved
Etched to perfection: Breguet is a master of classical guilloché. Breguet Classique 18-k yellow-gold watch with hand-engraved guilloché dial, $22,700

i
IWC Schaffhausen
Nikolaj Coster-Waldau coordinates his jacket with an IWC watch at the 2019 Emmy Awards.

J
Jewelry Watches
Jaeger-LeCoultre’s dainty 101 Feuille secret watch is all that glitters and so much more. Jaeger-LeCoultre 101 Feuille white-gold watch with diamonds, price upon request

K

Karat
When it comes to gold watches, it’s 18k or nothing at all.

L
Luminor
You can’t miss Panerai’s popular flagship model, with its bold crown protector. Panerai Luminor Due watch, $15,300

M
Moon Phase
Waxing or waning, lunar displays send us over the moon. London Jewelers

N

O
Ocean Biretrograde by Harry Winston
Flanked by stunner J.Lo and a mega-timepiece, Alex Rodriguez hits a home run at this year’s Met Gala.

P
Perpetual Calendar
Set it and forget it. A definitive calendar watch automatically adjusts every month. London Jewelers

Q

R
Red Carpet
Chopard gets a ruby-rug assist from star Elle Fanning at the 2019 Cannes Film Festival.

S
Serpenti
Lily James can’t resist Bulgari’s charming Serpenti Seduttori.

T
Tourbillon
Spin class: You can’t take your eyes off whirling escapements delivering optimal precision. London Jewelers

U
Ultra Thin
At Piaget, you can never be too thin or too rich. Piaget Altiplano 18k white-gold watch with diamonds, $71,500

V
Villeret
Blancpain’s Old World dress watches are named for the brand’s Swiss birthplace. Blancpain Villeret red-gold watch, $39,100

W
Wedding
Justin Bieber says “I do” to his new wife Hailey — and his new Audemars Piguet Royal Oak watch.

x

Y

Yellow Gold
There’s a warming trend on the way as this hot hue finds its place on the wrist.

Z