Lorier Hydra SIIIvsSeiko Prospex Sea

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.

Lorier Hydra SIII at true scale

Hydra SIII

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

39mm

41.3mm

Lug-to-Lug

n/a

48.2mm

Thickness

n/a

12.5mm

Water Resistance

200m

300m

highest

Power Reserve

n/a

72h

MSRP

$699

lowest

$1,100

Movement

Automatic

Seiko 6R55

Case

4 specs
Diameter
39mm
41.3mm
Thickness
n/a
12.5mm
Lug-to-Lug
n/a
48.2mm
Water Resistance
200m
300m

Crystal & Dial

3 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
Blue
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
n/a
Seiko 6R55
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$699
$1,100
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.

Lorier Hydra SIII

Owners praise the Lorier Hydra SIII as an excellent daily and travel watch, appreciating its vintage-inspired aesthetics and GADA capabilities. Reviewers note its smooth bezel action and well-executed crown, with one owner finding the winding action buttery. Accuracy figures from owners and reviewers range from +7 to +8.5 seconds per day. The domed Hesalite crystal's distortion may not appeal to all, and some find the finishing a tad rough around the edges, though it is considered good for the price. On balance, owners and reviewers rate the Lorier Hydra SIII highly for its value and travel-ready feature set.

From video reviewers

The watch is praised for its vintage-inspired design and competitive pricing. Reviewers noted the attractive dial and hands. No shared weakness was identified.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its robust build quality and fair price, with many noting its comfortable silicone strap. Some owners find the watch's size, thickness, and weight to be uncomfortable for smaller wrists, while others consider the size perfect. The consensus is that the Seiko Prospex Sea offers excellent value and build quality for its price.

Similar watches

Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.

DiscussionNot started

Also compared

Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.