CaratHunter
Plans
Round|Lab Grown|IGI

0.73ct D SI2 Round Lab Grown Diamond

EX • D/SI2

Diamond specifications and retailer prices

From €186 EUR
$208 USD
As of October 31, 2026
Save €586 EUR (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €772 EUR at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 3 retailers as of October 31, 2026, with prices from €186 to €772, a €586 spread on the same certified stone. Helzberg Diamonds lists it at €772. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.73
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions5.81 × 5.86 × 3.51 mm
L/W Ratio1.01
Top View
5.81 mm5.86 mm0.73 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €772 EUR|Low: €143 EUR|High: €772 EUR|Avg: €416 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
October 21, 2026
Retailer 4€143 EUR
Retailer 2€186 EUR
Retailer 3€599 EUR
Helzberg Diamonds€772 EUR

4 data points across 4 retailers

3 retailers€186 EUR to €772 EUR

B+
Cheapest Retailer
-
€186 EUR
$208 USD
B
Retailer 2
-
€599 EUR
$669 USD
View
Most Expensive
C
Helzberg Diamonds
ZXZNGMLMHOKN · Oct 31
€772 EUR
$863 USD
View
2 more retailers have this diamond
Prices start from €186 EURSave up to €586 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.73ct Round
€186 EUR