Radiant|Lab Grown|IGI

2.55ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG780688176

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG780688176

Diamond specifications and retailer prices

From €578 EUR
$646 USD
As of October 30, 2026
Save €4,551 EUR (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €5,872 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780688176 or 780688176. Listed at 24 retailers as of October 30, 2026, with a 787% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.55
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780688176
Dimensions9.75 × 6.57 × 4.48 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm6.57 mm2.55 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780688176
Side View
Table 64.0%Crown 47.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 68.2%

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 30
Current: €1,187 EUR|Low: €555 EUR|High: €4,064 EUR|Avg: €1,696 EUR|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 2€578 EUR
Retailer 3€670 EUR
Retailer 10€828 EUR
Retailer 7€839 EUR
Retailer 1€1,187 EUR
Retailer 12€1,712 EUR
Retailer 5€1,757 EUR
Retailer 9€1,909 EUR
Retailer 11€1,947 EUR
Retailer 4€2,286 EUR
Retailer 6€2,479 EUR
Retailer 8€2,921 EUR

36 data points across 12 retailers

24 retailers€578 EUR to €5,129 EUR

A
Cheapest Retailer
-
€578 EUR
$646 USD
A
Retailer 2
-
€629 EUR
$703 USD
View
A
Retailer 3
-
€646 EUR
$722 USD
View
Final sale: no returns
A
Retailer 4
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€670 EUR
$749 USD
View
Retailer 5
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€670 EUR
$749 USD
View
Price last confirmed 16 days ago
A
Retailer 6
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€828 EUR
$925 USD
View
A
Retailer 7
-
€839 EUR
£738 GBP
View
A
Retailer 8
-
€948 EUR
$1,059 USD
View
A
Retailer 9
-
€994 EUR
$1,110 USD
View
B+
Retailer 10
-
€1,050 EUR
$1,173 USD
View
B+
Retailer 11
-
€1,187 EUR
£1,044 GBP
View
B+
Retailer 12
-
€1,712 EUR
$1,913 USD
View
B
Retailer 13
-
€1,757 EUR
A$3,020 AUD
View
B+
Retailer 14
-
€1,909 EUR
ZAR 34,461 ZAR
View
Retailer 15
-
€1,947 EUR
$2,175 USD
View
Price last confirmed 14 days ago
B
Retailer 16
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€2,081 EUR
$2,325 USD
View
B
Retailer 17
-
€2,286 EUR
$2,554 USD
View
B
Retailer 18
-
€2,305 EUR
£2,028 GBP
View
B
Retailer 19
-
€2,324 EUR
$2,596 USD
View
B
Retailer 20
-
€2,479 EUR
$2,770 USD
View
B
Retailer 21
-
€2,650 EUR
$2,961 USD
View
B
Retailer 22
-
€2,921 EUR
£2,570 GBP
View
B
Retailer 23
-
€5,129 EUR
$5,730 USD
View
Most Expensive
Do Amore Diamonds
23-780688176 · Oct 31
€5,872 EUR
$6,560 USD
View
Price under review
23 more retailers have this diamond
Prices start from €578 EURSave up to €4,551 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
2.55ct Radiant
€578 EUR