CaratHunter
Plans
Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG728577517

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728577517

Diamond specifications and retailer prices

From €167 EUR
$187 USD
As of October 29, 2026
Save €871 EUR (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,038 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG728577517 or 728577517. Listed at 22 retailers as of October 29, 2026, with prices from €167 to €1,038, a €871 spread on the same certified stone. Brilliant Earth lists it at €1,038. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728577517
Dimensions6.52 × 6.57 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.52 mm6.57 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728577517
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,038 EUR|Low: €163 EUR|High: €1,182 EUR|Avg: €492 EUR|-12.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 4€167 EUR
Retailer 8€187 EUR
Retailer 22€194 EUR
Retailer 9€208 EUR
Retailer 10€208 EUR
Retailer 12€282 EUR
Retailer 15€343 EUR
Retailer 18€352 EUR
Retailer 19€357 EUR
Retailer 16€376 EUR
Retailer 3€431 EUR
Retailer 2€464 EUR
Retailer 6€490 EUR
Retailer 13€498 EUR
Retailer 21€507 EUR
Retailer 14€568 EUR
Retailer 5€669 EUR
Retailer 20€691 EUR
Retailer 7€717 EUR
Retailer 17€978 EUR
Retailer 11€1,032 EUR
Brilliant Earth€1,038 EUR

39 data points across 22 retailers

22 retailers€167 EUR to €1,038 EUR

A
Cheapest Retailer
-
€167 EUR
$187 USD
A
Retailer 2
-
€187 EUR
$209 USD
View
Final sale: no returns
A
Retailer 3
-
€194 EUR
$217 USD
View
A
Retailer 4
-
€208 EUR
$232 USD
View
A
Retailer 5
-
€208 EUR
$232 USD
View
A
Retailer 6
-
€282 EUR
$315 USD
View
Retailer 7
-
€343 EUR
£302 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
€352 EUR
View
A
Retailer 9
-
€357 EUR
ZAR 6,447 ZAR
View
A
Retailer 10
-
€376 EUR
£331 GBP
View
A
Retailer 11
-
€431 EUR
$481 USD
View
A
Retailer 12
-
€464 EUR
A$798 AUD
View
B+
Retailer 13
-
€490 EUR
$547 USD
View
B+
Retailer 14
-
€498 EUR
$556 USD
View
B+
Retailer 15
-
€507 EUR
A$872 AUD
View
B+
Retailer 16
-
€568 EUR
SGD 858 SGD
View
B+
Retailer 17
-
€669 EUR
$747 USD
View
B+
Retailer 18
-
€691 EUR
A$1,188 AUD
View
B+
Retailer 19
-
€717 EUR
$801 USD
View
B
Retailer 20
-
€978 EUR
£860 GBP
View
B
Retailer 21
-
€1,032 EUR
$1,153 USD
View
Most Expensive
B
Brilliant Earth
18208522A · Oct 30
€1,038 EUR
$1,160 USD
View
21 more retailers have this diamond
Prices start from €167 EURSave up to €871 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.

A
1.03ct Round
€167 EUR