Héron Watches MarinorvsSeiko Prospex Sea 1965 Heritage Diver's Watch 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.

Héron Watches Marinor at true scale

Marinor

Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition at true scale

Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition

Diameter

39mm

40mm

Lug-to-Lug

n/a

46.4mm

Thickness

12.9mm

lowest

13mm

Water Resistance

300m

300m

Power Reserve

n/a

72h

MSRP

$640

lowest

$1,550

Movement

Miyota 9039

Seiko 6R55

Case

4 specs
Category
n/a
Diver
Diameter
39mm
40mm
Thickness
12.9mm
13mm
Lug-to-Lug
n/a
46.4mm

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9039
Seiko 6R55
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$640
$1,550
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Reviews

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

Héron Watches Marinor

The Héron Watches Marinor is widely praised for its vintage-inspired design, particularly its blue gradient or fumé dial, unique 12 o'clock marker, and domed sapphire bezel with smooth action. Owners and reviewers highlight its comfortable 39mm case with downturned lugs and a tapered or flat-link bracelet, contributing to excellent wearability on various wrist sizes. The proprietary 1,200 Vickers hardened steel case offers notable scratch resistance, and the BGW9 Super-LumiNova provides strong lume for legibility. The Miyota 9039 automatic movement is considered a solid, budget-friendly choice. The Héron Marinor offers significant value, with prices noted around $590-$640 USD. Overall, owners and reviewers rate the Héron Marinor highly for its compelling vintage aesthetic and scratch-resistant case at an impressive price point.

Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition

Owners and reviewers praise the Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition for its attractive emerald green dial with a sunburst effect and gold accents, which looks gorgeous in the right light. The watch is noted for its retro-inspired design, domed sapphire crystal, and comfortable wearability, fitting well for some. The bracelet includes a new, slimmer clasp with toolless micro-adjustment, and the watch comes with both a steel bracelet and a fabric strap. However, some find the watch wears top-heavy due to its density and case design, and the bracelet clasp is criticized for its stamped parts and limited micro-adjustment. The retail price of €1,700 is considered high by some, with sales being recommended. On balance, owners and reviewers rate the Seiko Prospex Sea 1965 Heritage Diver's Watch PADI Special Edition positively for its attractive dial and comfortable retro design, despite some reservations about the clasp and price.

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