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Round|Lab Grown|IGI

1.78ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG818685283

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818685283

Diamond specifications and retailer prices

From €216 EUR
$240 USD
As of October 29, 2026
Save €1,024 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,240 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.78ct lab-grown round diamond

This 1.78ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818685283 or 818685283. Listed at 23 retailers as of October 29, 2026, with prices from €216 to €1,240, a €1,024 spread on the same certified stone. Brilliant Earth lists it at €1,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685283
Dimensions7.71 × 7.66 × 4.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.71 mm7.66 mm1.78 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685283
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: €1,240 EUR|Low: €208 EUR|High: €1,554 EUR|Avg: €631 EUR|-10.4%
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
October 29, 2026
Retailer 3€216 EUR
Retailer 6€242 EUR
Retailer 9€251 EUR
Retailer 7€268 EUR
Retailer 13€361 EUR
Retailer 17€419 EUR
Retailer 12€429 EUR
Retailer 14€460 EUR
Retailer 2€504 EUR
Retailer 8€571 EUR
Retailer 15€624 EUR
Retailer 18€672 EUR
Retailer 10€861 EUR
Retailer 16€1,006 EUR
Retailer 11€1,078 EUR
Retailer 4€1,090 EUR
Retailer 5€1,188 EUR
Brilliant Earth€1,240 EUR

42 data points across 18 retailers

23 retailers€216 EUR to €1,240 EUR

A
Cheapest Retailer
-
€216 EUR
$240 USD
A
Retailer 2
-
€242 EUR
$269 USD
View
Final sale: no returns
A
Retailer 3
-
€251 EUR
$279 USD
View
A
Retailer 4
-
€268 EUR
$298 USD
View
A
Retailer 5
-
€268 EUR
$298 USD
View
B+
Retailer 6
-
€361 EUR
$402 USD
View
A
Retailer 7
-
€419 EUR
£368 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
€429 EUR
View
A
Retailer 9
-
€460 EUR
ZAR 8,270 ZAR
View
A
Retailer 10
-
€504 EUR
£442 GBP
View
B+
Retailer 11
-
€556 EUR
$619 USD
View
B+
Retailer 12
-
€563 EUR
$627 USD
View
B+
Retailer 13
-
€571 EUR
$635 USD
View
B+
Retailer 14
-
€624 EUR
A$1,069 AUD
View
B+
Retailer 15
-
€672 EUR
$748 USD
View
B+
Retailer 16
-
€861 EUR
$958 USD
View
B
Retailer 17
-
€907 EUR
$1,010 USD
View
B
Retailer 18
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€1,006 EUR
$1,120 USD
View
Price last confirmed 11 days ago
B
Retailer 19
-
€1,078 EUR
£945 GBP
View
B
Retailer 20
-
€1,090 EUR
$1,213 USD
View
B
Retailer 21
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€1,094 EUR
$1,218 USD
View
B
Retailer 22
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€1,188 EUR
$1,322 USD
View
Most Expensive
B
Brilliant Earth
21053173A · Oct 29
€1,240 EUR
$1,380 USD
View
22 more retailers have this diamond
Prices start from €216 EURSave up to €1,024 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
1.78ct Round
€216 EUR