Filippo Loreti Watches Eterno Automatic Blue DivervsSeiko Prospex Sea PADI Special Edition

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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.

Filippo Loreti Watches Eterno Automatic Blue Diver at true scale

Eterno Automatic Blue Diver

Seiko Prospex Sea PADI Special Edition at true scale

Prospex Sea PADI Special Edition

Diameter

42mm

43.8mm

Lug-to-Lug

n/a

48.7mm

Thickness

12.1mm

lowest

12.8mm

Water Resistance

100m

200m

highest

Power Reserve

n/a

41h

MSRP

$375

lowest

$625

Movement

Seiko NH35

Seiko 4R35

Case

5 specs
Diameter
42mm
43.8mm
Thickness
12.1mm
12.8mm
Lug-to-Lug
n/a
48.7mm
Lug Width
n/a
22mm
Water Resistance
100m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH35
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$375
$625
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Reviews

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

Filippo Loreti Watches Eterno Automatic Blue Diver

Owners widely report significant shipping delays and poor quality control, with some experiencing watches stopping working within a year and customer service offering no resolution. The brand is frequently described as a fashion or "drop shipper" brand rather than a serious watchmaker, with criticisms leveled at aggressive marketing and claims of Italian design when movements are Japanese. Some owners find the watches beautiful and appreciate features like sapphire crystal, while others consider them overpriced and not worth more than $40-$50. On balance, owners and community members express significant concerns regarding value and reliability, leading many to advise avoiding the brand.

Seiko Prospex Sea PADI Special Edition

Owners praise the Seiko Prospex Sea PADI Special Edition for its attractive, jewel-toned teal dial with an ocean-mimicking pattern and LumiBrite for legibility. Some reviewers note the watch offers good value under $1,000 with a rich dial aesthetic and refined case. The 43.8mm case is considered a bit thick by some, and its design can make the watch wear top-heavy and feel larger than its dimensions suggest, with a lug-to-lug that might be long for smaller wrists. The 4R35 movement's stated accuracy range is broad, with some owners seeing +/- 15-25 seconds per day. Overall, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its vibrant dial and solid build at its price point.

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