CaratHunter
Plans
Oval|Lab Grown|IGI

4.51ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG778665294

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778665294

Diamond specifications and retailer prices

From $2,001 NZD
$1,128 USD
As of November 1, 2026
Save $8,414 NZD (81%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,415 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.51ct lab-grown oval diamond

This 4.51ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778665294 or 778665294. Listed at 8 retailers as of October 31, 2026, with prices from $2,001 to $10,415, a $8,414 spread on the same certified stone. Brilliant Earth lists it at $10,415. 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

4.51
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778665294
Dimensions13.45 × 9.24 × 5.76 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.45 mm9.24 mm4.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778665294
Side View
Table 61.0%Crown 34°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 62.3%

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: Nov 1
Current: $10,415 NZD|Low: $2,001 NZD|High: $12,296 NZD|Avg: $4,046 NZD|-15.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8$2,001 NZD
Retailer 6$2,024 NZD
Retailer 2$2,040 NZD
Retailer 4$2,180 NZD
Retailer 5$3,109 NZD
Retailer 7$4,222 NZD
Retailer 3$5,665 NZD
Brilliant Earth$10,415 NZD

42 data points across 8 retailers

8 retailers$2,001 NZD to $10,415 NZD

B+
Cheapest Retailer
-
$2,001 NZD
$1,128 USD
A
Retailer 2
-
$2,024 NZD
$1,141 USD
View
A
Retailer 3
-
$2,040 NZD
£906 GBP
View
A
Retailer 4
-
$2,180 NZD
€1,170 EUR
View
B+
Retailer 5
-
$3,109 NZD
$1,752 USD
View
B+
Retailer 6
-
$4,222 NZD
$2,379 USD
View
B
Retailer 7
-
$5,665 NZD
£2,514 GBP
View
Most Expensive
B
Brilliant Earth
20286123A · Oct 31
$10,415 NZD
$5,870 USD
View
7 more retailers have this diamond
Prices start from $2,001 NZDSave up to $8,414 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
4.51ct Oval
$2,001 NZD