Ergon Watches MaelstromvsInvicta Pro Diver 23678

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.

Ergon Watches Maelstrom at true scale

Maelstrom

Invicta Pro Diver 23678 at true scale

Pro Diver 23678

Diameter

40mm

40mm

Thickness

13mm

n/a

Water Resistance

300m

highest

200m

Movement

Sellita SW200-1

Seiko NH35

Case

4 specs
Thickness
13mm
n/a
Lug-to-Lug
n/a
n/a
Material
Bronze
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Mineral
Dial Color
Gradient Green
n/a

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH35
Power Reserve
n/a
0h

Pricing

1 specs
MSRP
n/a
n/a
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.

Ergon Watches Maelstrom

The Ergon Watches Maelstrom is widely praised by owners as a high-value bronze diver, specifically noting its smooth winding action and the attractive patina that develops over time. The 40mm case size is also a point of recommendation for those who prefer it. On balance, owners rate the Ergon Watches Maelstrom highly for its bronze material that develops a unique patina and its smooth winding action at the price.

Invicta Pro Diver 23678

Owners widely praise the Invicta Pro Diver 23678 for its exceptional value, with its 40mm case size frequently noted as a comfortable fit. The Seiko NH35 automatic movement is a standard feature, and the watch includes a screw-down crown and 200m water resistance. While one owner reports a loose, non-clicking bezel and significant time loss, another owner specifically praises the bezel's 120 clicks and satisfying feel. The luminescence is considered poor by one owner, though the exhibition caseback is a noted feature. Overall, owners rate the Invicta Pro Diver 23678 highly for its strong value proposition and capable build at its price point.