Alsta NautoscaphvsVertex M60 AquaLion D

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

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

Alsta Nautoscaph at true scale

Nautoscaph

Vertex M60 AquaLion D at true scale

M60 AquaLion D

Diameter

40mm

39mm

Lug-to-Lug

51.3mm

45mm

lowest

Thickness

16.2mm

11mm

lowest

Water Resistance

300m

600m

highest

Power Reserve

41h

42h

highest

MSRP

$695

lowest

$3,243

Movement

Seiko NH35

Sellita SW300-1

Case

6 specs
Diameter
40mm
39mm
Thickness
16.2mm
11mm
Lug-to-Lug
51.3mm
45mm
Lug Width
n/a
20mm
Material
Bronze
Stainless Steel
Water Resistance
300m
600m

Movement

2 specs
Caliber
Seiko NH35
Sellita SW300-1
Power Reserve
41h
42h

Pricing

1 specs
MSRP
$695
$3,243
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Alsta Nautoscaph

Owners widely praise the Alsta Nautoscaph for its vintage-inspired design, cinematic appearances in films like "Jaws" and "Fear and Loathing in Las Vegas," and its "70s cool" aesthetic. Reviewers note its contrasting case finishes and functional, lumed dial, though the absence of a lumed numeral at 3 o'clock due to the date window is a minor drawback. One reviewer flags the watch's 15.1mm thickness and poor bracelet execution as significant issues, deeming it a "colossal failure" at its price point, while another owner suggests it is egregiously overpriced at MSRP but a fun summer piece in the $500-600 range. On balance, owners and reviewers are divided on the Alsta Nautoscaph's value and wearability, with its aesthetic appeal and cinematic provenance being its strongest selling points.

Vertex M60 AquaLion D

Owners and reviewers widely praise the Vertex M60 AquaLion D for its exceptional Super-LumiNova X1 lume, robust 600m water resistance, and solid bezel action. The watch is noted for its impressive build quality and comes with thoughtful extras like multiple strap options and a protective case. One owner found the 39mm case slightly too big for their personal preference, while reviewers generally found the 14mm thickness wearable. The Vertex M60 AquaLion D is powered by a chronometer-certified Sellita SW300-1 automatic movement. Overall, owners and reviewers rate the Vertex M60 AquaLion D highly for its combat-ready reliability and exceptional lume at its price point.