Seiko Prospex Sea 1965 Heritage Diver's WatchvsZRC 1904 Z.R.C Grands Fonds Heritage

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Prospex Sea 1965 Heritage Diver's Watch
SeikoProspex Sea 1965 Heritage Diver's Watch

MSRP $1,300

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Z.R.C Grands Fonds Heritage
ZRC 1904Z.R.C Grands Fonds Heritage

Ref. gf3813231114-chesnut·MSRP $3,290

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Buy from ZRC 1904 Used on eBay

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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.

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

Prospex Sea 1965 Heritage Diver's Watch

ZRC 1904 Z.R.C Grands Fonds Heritage at true scale

Z.R.C Grands Fonds Heritage

Diameter

40mm

39mm

Lug-to-Lug

46.4mm

n/a

Thickness

13mm

lowest

13.8mm

Water Resistance

300m

300m

Power Reserve

72h

highest

41h

MSRP

$1,300

lowest

$3,290

Movement

Seiko 6R55

Sellita SW200-1

Case

4 specs
Diameter
40mm
39mm
Thickness
13mm
13.75mm
Lug-to-Lug
46.4mm
n/a
Lug Width
20mm
n/a

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 6R55
Sellita SW200-1
Power Reserve
72h
41h
Jewels
24
0

Pricing

1 specs
MSRP
$1,300
$3,290
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