Side by side

Feynman Timekeepers CoalescevsLoresum Founder Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Add a watch
Coalesce
Feynman TimekeepersCoalesce
MSRP $5,448
Founder Edition
LoresumFounder Edition
Buy from Feynman Timekeepers ↗
Buy used on eBay ↗
Buy from Loresum ↗
Buy used on eBay ↗

At a glance

9 of 29 specs differ
Diameter
Coalesce39mm
Founder Edition39.5mm
Power Reserve
Coalesce—
Founder Edition38h
Water Resistance
Coalesce—
Founder Edition50m
MSRP
Coalesce$5,448
Founder Edition—

Full specifications

Case

5 specs
Diameter
39mm
39.5mm
Thickness
—
9.9mm
Lug-to-Lug
—
46.5mm
Lug Width
—
20mm
Water Resistance
—
50m

Crystal & Dial

2 specs
Dial Color
Panda
Aventurine
Lume
None
BGW9

Movement

1 specs
Power Reserve
—
38h

Pricing

1 specs
MSRP
$5,448
—
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Biatec T. G. Masaryk
Biatecmicro

T. G. Masaryk

40mm·Automatic·100m WR
$2,214MSRP
—Used
Maen Manhattan 37 IFL Edition
Maenmicro

Manhattan 37 IFL Edition

8 watches · 30 variantsManhattan
37mm·Automatic·100m WR
$1,199MSRP
—Used
Biatec Majestic SE 01 WDL
Biatecmicro

Majestic SE 01 WDL

40mm·Automatic·100m WR
$1,717MSRP
—Used
Beaufort Permian Rift
Beaufortmicro

Permian Rift

4 variantsRef. permian-rift-azurite
38mm·Automatic
—MSRP
—Used
Marnaut Safe Harbour 100
Marnautmicro

Safe Harbour 100

3 variantsRef.
39mm·Automatic·100m WR
$1,042MSRP
—Used
HoraPictor Totem Cipher
HoraPictormicro

Totem Cipher

38mm·Automatic
—MSRP
—Used
Formex Essence ThirtyNine
Formexmicro

Essence ThirtyNine

16 variantsEssence ThirtyNine
39mm·Automatic·100m WR
$2,390MSRP
—Used
Lucky Harvey Chiming Horse
Lucky Harveymicro

Chiming Horse

3 variantsRef. chiming-automaton-horse-watch-in-grade-5-titanium-alloy-blue-2026-collector-s-edition
39mm·Automatic
$2,399MSRP
—Used
All alternatives to the Coalesce →All alternatives to the Founder Edition →
Explore the full catalog

Follow this matchup

Get a note when Feynman Timekeepers Coalesce vs Loresum Founder Edition gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Biatec T. G. MasarykvsLoresum Founder EditionLoresum Founder EditionvsMaen Manhattan 37 IFL EditionBeaufort Permian RiftvsLoresum Founder EditionHoraPictor Totem CiphervsLoresum Founder EditionBiatec T. G. MasarykvsFeynman Timekeepers CoalesceBiatec Majestic SE 01 WDLvsFeynman Timekeepers Coalesce
Edit this comparisonAdd another watchExplore more 38–41mm watches