Side by side
BOLDR Supply Co. Ranger KopjevsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures
Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures
At a glance
12 of 29 specs differDiameter
Ranger Kopje40mm
Prospex Sea Save the Ocean Special Edition42.4mm
Power Reserve
Ranger Kopje—
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Ranger Kopje200m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Ranger Kopje$299
Prospex Sea Save the Ocean Special Edition$550
Full specifications
Case
5 specsCategory
—
Diver
Diameter
40mm
42.4mm
Thickness
12mm
13.4mm
Lug-to-Lug
46mm
49.4mm
Lug Width
0mm
20mm
Crystal & Dial
3 specsCrystal
Sapphire
Hardlex
Dial Color
—
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH35
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24
Pricing
1 specsMSRP
$299
$550
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when BOLDR Supply Co. Ranger Kopje vs Seiko Prospex Sea Save the Ocean Special Edition gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Boldr RangervsSeiko Prospex Sea Save the Ocean Special EditionSeiko Prospex Sea Save the Ocean Special EditionvsPraesidus A-11 Tom Rice (Black - Bonklip)Praesidus 38mm AutomaticvsSeiko Prospex Sea Save the Ocean Special EditionBOLDR x NitecorevsSeiko Prospex Sea Save the Ocean Special EditionBOLDR Supply Co. Ranger KopjevsZelos Blacktip 41BOLDR Supply Co. Ranger KopjevsZelos Swordfish 3











