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Round|Lab Grown|IGI

1.09ct G IF Round Lab Grown Diamond

EX • G/IF • IGI LG602365334

Shape and cutting style on the report: Round brilliant

Certificate IGI LG602365334

Diamond specifications and retailer prices

From €164 EUR
$183 USD
As of October 29, 2026
Save €857 EUR (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,020 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG602365334 or 602365334. Listed at 18 retailers as of October 29, 2026, with prices from €164 to €1,020, a €857 spread on the same certified stone. Brilliant Earth lists it at €1,020. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602365334
Dimensions6.55 × 6.49 × 4.12 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 Faint Blue
Top View
6.55 mm6.49 mm1.09 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602365334
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,020 EUR|Low: €157 EUR|High: €1,146 EUR|Avg: €420 EUR|-10.2%
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
October 31, 2026
Retailer 13€164 EUR
Retailer 3€183 EUR
Retailer 5€190 EUR
Retailer 7€203 EUR
Retailer 14€203 EUR
Retailer 2€343 EUR
Retailer 11€348 EUR
Retailer 15€357 EUR
Retailer 8€362 EUR
Retailer 9€482 EUR
Retailer 4€487 EUR
Retailer 12€495 EUR
Retailer 6€652 EUR
Retailer 10€953 EUR
Brilliant Earth€1,020 EUR

44 data points across 15 retailers

18 retailers€164 EUR to €1,020 EUR

A
Cheapest Retailer
-
€164 EUR
$183 USD
A
Retailer 2
-
€183 EUR
$205 USD
View
Final sale: no returns
A
Retailer 3
-
€190 EUR
$212 USD
View
A
Retailer 4
-
€203 EUR
$227 USD
View
A
Retailer 5
-
€203 EUR
$227 USD
View
A
Retailer 6
-
€343 EUR
View
A
Retailer 7
-
€348 EUR
ZAR 6,285 ZAR
View
A
Retailer 8
-
€357 EUR
$399 USD
View
A
Retailer 9
-
€362 EUR
£319 GBP
View
B+
Retailer 10
-
€482 EUR
$539 USD
View
B+
Retailer 11
-
€487 EUR
$544 USD
View
B+
Retailer 12
-
€495 EUR
A$850 AUD
View
B+
Retailer 13
-
€550 EUR
SGD 831 SGD
View
B+
Retailer 14
-
€602 EUR
$672 USD
View
B+
Retailer 15
-
€652 EUR
$728 USD
View
B
Retailer 16
-
€700 EUR
$782 USD
View
B
Retailer 17
-
€953 EUR
£838 GBP
View
Most Expensive
B
Brilliant Earth
20666760A · Oct 30
€1,020 EUR
$1,140 USD
View
17 more retailers have this diamond
Prices start from €164 EURSave up to €857 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
1.09ct Round
€164 EUR