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Round|Lab Grown|IGI

1.55ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG777612959

Shape and cutting style on the report: Round brilliant

Certificate IGI LG777612959

Diamond specifications and retailer prices

From €186 EUR
$208 USD
As of October 29, 2026
Save €789 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €976 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777612959 or 777612959. Listed at 20 retailers as of October 29, 2026, with prices from €186 to €976, a €789 spread on the same certified stone. Brilliant Earth lists it at €976. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777612959
Dimensions7.45 × 7.42 × 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
7.45 mm7.42 mm1.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777612959
Side View
Table 59.0%Crown 35.4°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €976 EUR|Low: €183 EUR|High: €1,378 EUR|Avg: €556 EUR|-29.2%
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 4€186 EUR
Retailer 15€208 EUR
Retailer 14€217 EUR
Retailer 2€231 EUR
Retailer 9€233 EUR
Retailer 16€399 EUR
Retailer 7€399 EUR
Retailer 12€417 EUR
Retailer 13€528 EUR
Retailer 8€543 EUR
Retailer 11€606 EUR
Retailer 6€685 EUR
Retailer 10€743 EUR
Retailer 17€749 EUR
Retailer 3€790 EUR
Retailer 5€937 EUR
Brilliant Earth€976 EUR

32 data points across 17 retailers

20 retailers€186 EUR to €976 EUR

A
Cheapest Retailer
-
€186 EUR
$208 USD
Retailer 2
-
€189 EUR
$211 USD
View
Price last confirmed 43 days ago
A
Retailer 3
-
€208 EUR
$232 USD
View
Final sale: no returns
A
Retailer 4
-
€217 EUR
$242 USD
View
A
Retailer 5
-
€231 EUR
$258 USD
View
Retailer 6
-
€231 EUR
$258 USD
View
Price last confirmed 42 days ago
A
Retailer 7
-
€233 EUR
$260 USD
View
B+
Retailer 8
-
€399 EUR
$446 USD
View
A
Retailer 9
-
€399 EUR
ZAR 7,206 ZAR
View
A
Retailer 10
-
€417 EUR
$466 USD
View
A
Retailer 11
-
€528 EUR
$590 USD
View
A
Retailer 12
-
€543 EUR
A$933 AUD
View
B+
Retailer 13
-
€606 EUR
$677 USD
View
B+
Retailer 14
-
€685 EUR
$765 USD
View
B+
Retailer 15
-
€743 EUR
$830 USD
View
B+
Retailer 16
-
€749 EUR
SGD 1,131 SGD
View
Retailer 17
-
€751 EUR
$839 USD
View
Price last confirmed 41 days ago
B+
Retailer 18
-
€790 EUR
$883 USD
View
B+
Retailer 19
-
€937 EUR
£824 GBP
View
Most Expensive
B+
Brilliant Earth
21502011A · Oct 31
€976 EUR
$1,090 USD
View
19 more retailers have this diamond
Prices start from €186 EURSave up to €789 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
€186 EUR