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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG788624698

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788624698

Diamond specifications and retailer prices

From €293 EUR
$327 USD
As of October 29, 2026
Save €1,310 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,602 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788624698 or 788624698. Listed at 23 retailers as of October 29, 2026, with prices from €293 to €1,602, a €1,310 spread on the same certified stone. Brilliant Earth lists it at €1,602. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788624698
Dimensions6.59 × 6.60 × 3.91 mm
L/W Ratio1.00
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
6.59 mm6.60 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788624698
Side View
Table 58.0%Crown 32.9°Girdle: MediumPavilion 40.5°Culet: NoneDepth 59.3%

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: €1,602 EUR|Low: €280 EUR|High: €2,068 EUR|Avg: €717 EUR|-22.5%
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
October 31, 2026
Retailer 3€293 EUR
Retailer 2€327 EUR
Retailer 5€363 EUR
Retailer 12€363 EUR
Retailer 4€488 EUR
Retailer 10€501 EUR
Retailer 7€577 EUR
Retailer 8€579 EUR
Retailer 9€623 EUR
Retailer 6€646 EUR
Retailer 13€896 EUR
Retailer 11€1,461 EUR
Brilliant Earth€1,602 EUR

36 data points across 13 retailers

23 retailers€293 EUR to €1,602 EUR

A
Cheapest Retailer
-
€293 EUR
$327 USD
A
Retailer 2
-
€327 EUR
$365 USD
View
Final sale: no returns
A
Retailer 3
-
€339 EUR
$379 USD
View
A
Retailer 4
-
€363 EUR
$405 USD
View
A
Retailer 5
-
€363 EUR
$405 USD
View
A
Retailer 6
-
€401 EUR
HK$3,500 HKD
View
B+
Retailer 7
-
€488 EUR
$545 USD
View
B+
Retailer 8
-
€501 EUR
$560 USD
View
B+
Retailer 9
-
€510 EUR
$570 USD
View
B+
Retailer 10
-
€576 EUR
$643 USD
View
B+
Retailer 11
-
€577 EUR
£507 GBP
View
B+
Retailer 12
-
€579 EUR
View
B+
Retailer 13
-
€623 EUR
ZAR 11,240 ZAR
View
B+
Retailer 14
-
€646 EUR
£569 GBP
View
B
Retailer 15
-
€896 EUR
$1,001 USD
View
B
Retailer 16
-
€967 EUR
SGD 1,460 SGD
View
Retailer 17
-
€974 EUR
$1,088 USD
View
Price last confirmed 29 days ago
B
Retailer 18
-
€1,165 EUR
$1,302 USD
View
B
Retailer 19
-
€1,205 EUR
$1,346 USD
View
B
Retailer 20
-
€1,306 EUR
$1,459 USD
View
B
Retailer 21
-
€1,430 EUR
$1,597 USD
View
Retailer 22
-
€1,461 EUR
£1,285 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20043085A · Oct 30
€1,602 EUR
$1,790 USD
View
22 more retailers have this diamond
Prices start from €293 EURSave up to €1,310 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
€293 EUR