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Round|Lab Grown|IGI

1.55ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG801637280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801637280

Diamond specifications and retailer prices

From €344 EUR
HK$3,000 HKD
As of October 31, 2026
Save €1,509 EUR (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,853 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801637280 or 801637280. Listed at 23 retailers as of October 31, 2026, with prices from €344 to €1,853, a €1,509 spread on the same certified stone. Brilliant Earth lists it at €1,853. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801637280
Dimensions7.39 × 7.41 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.41 mm1.55 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801637280
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.9%

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 31
Current: €1,853 EUR|Low: €344 EUR|High: €2,166 EUR|Avg: €904 EUR|-12.3%
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
November 1, 2026
Retailer 7€344 EUR
Retailer 11€412 EUR
Retailer 16€412 EUR
Retailer 13€492 EUR
Retailer 14€503 EUR
Retailer 17€529 EUR
Retailer 10€559 EUR
Retailer 15€681 EUR
Retailer 12€736 EUR
Retailer 8€792 EUR
Retailer 6€986 EUR
Retailer 3€1,004 EUR
Retailer 4€1,151 EUR
Retailer 2€1,173 EUR
Retailer 5€1,300 EUR
Retailer 9€1,674 EUR
Brilliant Earth€1,853 EUR

35 data points across 17 retailers

23 retailers€344 EUR to €1,853 EUR

Retailer 1
-
€238 EUR
$266 USD
Price last confirmed 14 days ago
Retailer 2
-
€283 EUR
$316 USD
View
Price last confirmed 19 days ago
Retailer 3
-
€303 EUR
$338 USD
View
Price last confirmed 30 days ago
Retailer 4
-
€303 EUR
$338 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€344 EUR
HK$3,000 HKD
View
A
Retailer 6
-
€412 EUR
$460 USD
View
B+
Retailer 7
-
€412 EUR
$460 USD
View
A
Retailer 8
-
€492 EUR
View
A
Retailer 9
-
€503 EUR
ZAR 9,075 ZAR
View
A
Retailer 10
-
€529 EUR
$591 USD
View
A
Retailer 11
-
€559 EUR
£492 GBP
View
A
Retailer 12
-
€681 EUR
A$1,170 AUD
View
A
Retailer 13
-
€736 EUR
$822 USD
View
B+
Retailer 14
-
€792 EUR
$885 USD
View
Retailer 15
-
€951 EUR
$1,062 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
€986 EUR
$1,102 USD
View
B+
Retailer 17
-
€1,004 EUR
SGD 1,516 SGD
View
B+
Retailer 18
-
€1,123 EUR
$1,255 USD
View
B+
Retailer 19
-
€1,151 EUR
$1,286 USD
View
B+
Retailer 20
-
€1,173 EUR
£1,032 GBP
View
B
Retailer 21
-
€1,300 EUR
$1,452 USD
View
Retailer 22
-
€1,674 EUR
$1,870 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20215236A · Oct 31
€1,853 EUR
$2,070 USD
View
22 more retailers have this diamond
Prices start from €344 EURSave up to €1,509 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
1.55ct Round
€344 EUR