Erebus Watches Ascent 40 GMTvsJack Mason Strat-o-timer GMT: Americana (Sapphire Bezel)

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Erebus Watches Ascent 40 GMT at true scale

Ascent 40 GMT

Jack Mason Strat-o-timer GMT: Americana (Sapphire Bezel) at true scale

Strat-o-timer GMT: Americana (Sapphire Bezel)

Diameter

40mm

40mm

Lug-to-Lug

46mm

lowest

47mm

Thickness

12.4mm

lowest

13.2mm

Water Resistance

100m

200m

highest

Power Reserve

n/a

42h

MSRP

$429

lowest

$1,099

Movement

Miyota 9075

Miyota 9075

Case

3 specs
Thickness
12.4mm
13.2mm
Lug-to-Lug
46mm
47mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Malachite
n/a
Lume
BGW9 Super-LumiNova®
None

Movement

1 specs
Power Reserve
n/a
42h

Pricing

1 specs
MSRP
$429
$1,099
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Erebus Watches Ascent 40 GMT

Owners widely praise the Erebus Watches Ascent 40 GMT for its stunning dial, excellent lume, and comfortable wearability, with the bracelet's micro-adjustable clasp and well-finished screws receiving specific commendation. The watch is considered a great value, with many noting its attractive price point for the features offered, including a true GMT complication. Some owners find the dial text too prominent and contrasty, and import duties are a significant concern for some buyers, pushing the cost higher. On balance, owners rate the Erebus Watches Ascent 40 GMT highly for its beautiful dial and strong value proposition.

Jack Mason Strat-o-timer GMT: Americana (Sapphire Bezel)

Owners and reviewers widely praise the Jack Mason Strat-o-timer GMT: Americana (Sapphire Bezel) for its true GMT functionality, often noting the independently settable hour hand and in-house regulation of the Miyota 9075 movement to +/-5 seconds per day. The watch is frequently highlighted for its excellent value, feeling more expensive than its price point with a well-proportioned 40mm case featuring a combination of brushed and polished surfaces, a sapphire crystal, and 200m water resistance. Some reviewers mention the strap ends are a bit large and the hour markers are described as chubby, while one owner noted the GMT hand itself is not independently settable. Overall, owners and reviewers rate the Jack Mason Strat-o-timer GMT: Americana (Sapphire Bezel) highly for its true GMT complication and exceptional value at its price point.

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