Side by side

Loresum Founder EditionvsSpinnaker Dumas GMT

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

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Founder Edition
LoresumFounder Edition
Dumas GMT
SpinnakerDumas GMT
MSRP $399
Buy from Loresum ↗
Buy used on eBay ↗
Buy from Spinnaker ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Founder Edition39.5mm
Dumas GMT44mm
Power Reserve
Founder Edition38h
Dumas GMT40h
Water Resistance
Founder Edition50m
Dumas GMT300m
MSRP
Founder Edition—
Dumas GMT$399

Full specifications

Case

7 specs
Category
—
GMT
Diameter
39.5mm
44mm
Thickness
9.9mm
15mm
Lug-to-Lug
46.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
300m

Crystal & Dial

2 specs
Dial Color
Aventurine
Blue
Lume
BGW9
None

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH34A
Power Reserve
38h
40h

Pricing

1 specs
MSRP
—
$399
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