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Oval|Lab Grown|IGI

20.84ct F VS2 Oval Lab Grown Diamond

EX • F/VS2 • IGI LG774674171

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG774674171

Diamond specifications and retailer prices

From $19,826 NZD
$11,155 USD
As of November 2, 2026
Save $29,741 NZD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $49,567 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 20.84ct lab-grown oval diamond

This 20.84ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774674171 or 774674171. Listed at 6 retailers as of November 2, 2026, with prices from $19,826 to $49,567, a $29,741 spread on the same certified stone. Adiamor lists it at $49,567. 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

20.84
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774674171
Dimensions22.03 × 15.48 × 9.14 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
22.03 mm15.48 mm20.84 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774674171
Side View
Table 59.0%Crown 31.2°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $49,567 NZD|Low: $12,927 NZD|High: $72,549 NZD|Avg: $31,543 NZD|-0.8%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7$12,927 NZD
Retailer 4$19,826 NZD
Retailer 3$20,151 NZD
Retailer 6$21,743 NZD
Retailer 5$22,150 NZD
Retailer 2$24,055 NZD
Adiamor$49,567 NZD
Retailer 8$72,549 NZD

33 data points across 8 retailers

6 retailers$19,826 NZD to $49,567 NZD

B+
Cheapest Retailer
-
$19,826 NZD
$11,155 USD
B+
Retailer 2
-
$20,151 NZD
$11,338 USD
View
B
Retailer 3
-
$21,743 NZD
$12,234 USD
View
Final sale: no returns
B+
Retailer 4
-
$22,150 NZD
$12,463 USD
View
B
Retailer 5
-
$24,055 NZD
£10,657 GBP
View
Most Expensive
B
Adiamor
D-77407542 · Nov 2
$49,567 NZD
$27,889 USD
View
5 more retailers have this diamond
Prices start from $19,826 NZDSave up to $29,741 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.

B+
20.84ct Oval
$19,826 NZD