Radiant|Lab Grown|IGI

2.55ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG780680173

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

Certificate IGI LG780680173

Diamond specifications and retailer prices

From $412 USD
As of October 30, 2026
Save $4,188 USD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,600 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780680173 or 780680173. Listed at 14 retailers as of October 30, 2026, with prices from $412 to $4,600, a $4,188 spread on the same certified stone. Brilliant Earth lists it at $4,600. 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
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780680173
Dimensions9.75 × 6.77 × 4.59 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm6.77 mm2.55 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780680173
Side View
Table 66.0%Crown 39.3°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,600 USD|Low: $395 USD|High: $5,000 USD|Avg: $1,725 USD|-8.0%
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
November 1, 2026
Retailer 13$412 USD
Retailer 4$461 USD
Retailer 12$765 USD
Retailer 3$806 USD
Retailer 5$843 USD
Retailer 8$1,042 USD
Retailer 9$1,251 USD
Retailer 11$1,431 USD
Retailer 14$1,773 USD
Retailer 15$1,811 USD
Retailer 7$1,959 USD
Retailer 2$2,069 USD
Retailer 10$2,225 USD
Retailer 6$3,650 USD
Brilliant Earth$4,600 USD

24 data points across 15 retailers

14 retailers$412 USD to $4,600 USD

A
Cheapest Retailer
-
$412 USD
A
Retailer 2
-
$461 USD
View
A
Retailer 3
-
$765 USD
View
A
Retailer 4
-
$806 USD
View
A
Retailer 5
-
$843 USD
View
A
Retailer 6
-
$1,042 USD
€992 EUR
View
B+
Retailer 7
-
$1,251 USD
A$1,924 AUD
View
B+
Retailer 8
-
$1,431 USD
View
Retailer 9
-
$1,773 USD
A$2,728 AUD
View
Price last confirmed 24 days ago
B+
Retailer 10
-
$1,811 USD
View
B
Retailer 11
-
$2,069 USD
£1,629 GBP
View
Retailer 12
-
$2,225 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$3,650 USD
View
Most Expensive
B
Brilliant Earth
20082879Y · Oct 31
$4,600 USD
View
13 more retailers have this diamond
Prices start from $412 USDSave up to $4,188 USD

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
$412 USD