Side by side
Alexander James Watches A3 OmenvsSeagull Ultra-Thin Calendar Dress Watch 38mm
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures
At a glance
6 of 29 specs differDiameter
A3 Omen38mm
Ultra-Thin Calendar Dress Watch 38mm38mm
Power Reserve
A3 Omen—
Ultra-Thin Calendar Dress Watch 38mm—
Water Resistance
A3 Omen100m
Ultra-Thin Calendar Dress Watch 38mm50m
MSRP
A3 Omen$650
Ultra-Thin Calendar Dress Watch 38mm$569
Full specifications
Case
3 specsThickness
10.4mm
8mm
Lug-to-Lug
46mm
43mm
Water Resistance
100m
50m
Crystal & Dial
1 specsDial Color
—
—
Movement
1 specsCaliber
Miyota 9039
ST18
Pricing
1 specsMSRP
$650
$569
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
DiscussionNot started
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Alexander James Watches A3 Omen IIvsSeagull Ultra-Thin Calendar Dress Watch 38mmMonro Adventure Watches Luna AdventurevsSeagull Ultra-Thin Calendar Dress Watch 38mmBaltic Hermétique TourervsSeagull Ultra-Thin Calendar Dress Watch 38mmMMI Watches AWAGAMI FACTORY X MMI WATCHES: "BLUE WASHI DIAL" MODEL NL-02 (PROTOTYPE - REFURBISHED) (DELIVERY: 1ST WEEK OF JUNE 2026)vsSeagull Ultra-Thin Calendar Dress Watch 38mmAlexander James Watches A3 OmenvsSeagull Extraordinary Series Snowflake Dial Ultra-thin Dress Watch 40mmAlexander James Watches A3 OmenvsSeagull Slim Enamel Dial Ultra-Thin Dress Watch 39mm