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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 $732 NZD
$412 USD
As of November 2, 2026
Save $7,443 NZD (91%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,176 NZD 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 31, 2026, with prices from $732 to $8,176, a $7,443 spread on the same certified stone. Brilliant Earth lists it at $8,176. 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
Colour
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

How it works →
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: Nov 2
Current: $8,176 NZD|Low: $702 NZD|High: $8,887 NZD|Avg: $3,066 NZD|-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$732 NZD
Retailer 4$819 NZD
Retailer 12$1,360 NZD
Retailer 3$1,433 NZD
Retailer 5$1,498 NZD
Retailer 8$1,851 NZD
Retailer 9$2,223 NZD
Retailer 11$2,543 NZD
Retailer 14$3,152 NZD
Retailer 15$3,219 NZD
Retailer 7$3,482 NZD
Retailer 2$3,677 NZD
Retailer 10$3,954 NZD
Retailer 6$6,487 NZD
Brilliant Earth$8,176 NZD

24 data points across 15 retailers

14 retailers$732 NZD to $8,176 NZD

A
Cheapest Retailer
-
$732 NZD
$412 USD
A
Retailer 2
-
$819 NZD
$461 USD
View
A
Retailer 3
-
$1,360 NZD
$765 USD
View
A
Retailer 4
-
$1,433 NZD
$806 USD
View
A
Retailer 5
-
$1,498 NZD
$843 USD
View
A
Retailer 6
-
$1,851 NZD
€992 EUR
View
B+
Retailer 7
-
$2,223 NZD
A$1,924 AUD
View
B+
Retailer 8
-
$2,543 NZD
$1,431 USD
View
Retailer 9
-
$3,152 NZD
A$2,728 AUD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
$3,219 NZD
$1,811 USD
View
B
Retailer 11
-
$3,677 NZD
£1,629 GBP
View
Retailer 12
-
$3,954 NZD
$2,225 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$6,487 NZD
$3,650 USD
View
Most Expensive
B
Brilliant Earth
20082879Y · Oct 31
$8,176 NZD
$4,600 USD
View
13 more retailers have this diamond
Prices start from $732 NZDSave up to $7,443 NZD

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
$732 NZD