Side by side

Timefactors Speedbird GMTvsVaer D4 Outerknown Solar Diver

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

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Speedbird GMT
TimefactorsSpeedbird GMT
MSRP $315
See the full Speedbird GMT
D4 Outerknown Solar Diver
VaerD4 Outerknown Solar Diver
MSRP $549
See the full D4 Outerknown Solar Diver
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At a glance

13 of 29 specs differ
Diameter
Speedbird GMT36mm
D4 Outerknown Solar Diver39mm
Power Reserve
Speedbird GMT—
D4 Outerknown Solar Diver—
Water Resistance
Speedbird GMT100m
D4 Outerknown Solar Diver200m
MSRP
Speedbird GMT$315
D4 Outerknown Solar Diver$549

Full specifications

Case

7 specs
Category
—
Diver
Diameter
36mm
39mm
Thickness
11.6mm
13.18mm
Lug-to-Lug
42.5mm
46mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Blue
Lume
Super Luminova X1 C3
None

Movement

2 specs
Caliber
Ronda 515
—
Power Reserve
—
0h

Pricing

1 specs
MSRP
$315
$549
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