LIV Watches GX-ACvsSeiko Prospex Speedtimer

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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.

LIV Watches GX-AC at true scale

GX-AC

Seiko Prospex Speedtimer at true scale

Prospex Speedtimer

Diameter

46mm

42.5mm

Lug-to-Lug

n/a

50mm

Thickness

15.5mm

15.1mm

lowest

Water Resistance

100m

100m

Power Reserve

42h

45h

highest

MSRP

$1,670

lowest

$3,000

Movement

Valjoux 7750

Seiko 8R46

Case

4 specs
Diameter
46mm
42.5mm
Thickness
15.5mm
15.1mm
Lug-to-Lug
n/a
50mm
Lug Width
23mm
20mm

Crystal & Dial

4 specs
Crystal Shape
n/a
Curved
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
n/a
n/a
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Valjoux 7750
Seiko 8R46
Power Reserve
42h
45h
Jewels
0
34

Pricing

1 specs
MSRP
$1,670
$3,000
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Reviews

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

LIV Watches GX-AC

Owners widely report the LIV Watches GX-AC is a super solid, well-built timepiece that feels worth more than its price, with one owner calling it their "most sexy watch" and "go to watch" due to its toughness and aesthetics. Reviewers describe the GX-AC Signature Orange as a bold, tank-like chronograph with head-turning aesthetics, noting its 46mm case is surprisingly wearable due to curvature and black finish. On balance, owners and reviewers rate the LIV Watches GX-AC highly for its impressive build quality and striking design at its price point.

Seiko Prospex Speedtimer

Owners praise the Seiko Prospex SPEEDTIMER's gorgeous, racing-inspired design, with some finding the red dial particularly unique. However, community members are split on its value, with one owner questioning resale for a limited edition and another finding the price for a solar quartz model expensive. A reviewer noted the chronograph's compact 39mm size and attractive panda-like dial, but wished for a thinner case and improved bracelet features. Overall, owners rate the Seiko Prospex SPEEDTIMER highly for its distinctive aesthetics, though value and specific feature preferences vary among enthusiasts.

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