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Oval|Lab Grown|IGI

20.70ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG716504125

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG716504125

Diamond specifications and retailer prices

From $14,925 AUD
$10,484 USD
As of November 1, 2026
Save $37,739 AUD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $52,664 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 20.7ct lab-grown oval diamond

This 20.7ct 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 LG716504125 or 716504125. Listed at 12 retailers as of October 31, 2026, with prices from $14,925 to $52,664, a $37,739 spread on the same certified stone. Taylor and Hart lists it at $52,664. 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

20.70
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG716504125
Dimensions22.32 × 15.40 × 9.50 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
22.32 mm15.40 mm20.70 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG716504125
Side View
Table 62.0%Crown 34.8°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 61.7%

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 1
Current: $20,604 AUD|Low: $14,327 AUD|High: $52,759 AUD|Avg: $26,275 AUD|-12.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 2, 2026
Retailer 8$14,925 AUD
Retailer 3$15,954 AUD
Retailer 2$17,097 AUD
Retailer 11$17,312 AUD
Retailer 4$18,144 AUD
Retailer 6$18,205 AUD
Retailer 7$18,656 AUD
Retailer 1$20,604 AUD
Retailer 5$28,946 AUD
Retailer 9$39,555 AUD
Retailer 10$50,709 AUD
Taylor and Hart$52,664 AUD

37 data points across 12 retailers

12 retailers$14,925 AUD to $52,664 AUD

B+
Cheapest Retailer
-
$14,925 AUD
$10,484 USD
B+
Retailer 2
-
$15,954 AUD
$11,207 USD
View
B
Retailer 3
-
$17,097 AUD
$12,010 USD
View
Retailer 4
-
$17,312 AUD
$12,161 USD
View
Price last confirmed 20 days ago
B+
Retailer 5
-
$18,144 AUD
$12,745 USD
View
B+
Retailer 6
-
$18,205 AUD
$12,788 USD
View
B+
Retailer 7
-
$18,656 AUD
$13,105 USD
View
B+
Retailer 8
-
$20,604 AUD
£11,396 GBP
View
B
Retailer 9
-
$28,946 AUD
€19,365 EUR
View
B
Retailer 10
-
$39,555 AUD
$27,785 USD
View
B
Retailer 11
-
$50,709 AUD
$35,620 USD
View
Most Expensive
B
Taylor and Hart
SV5MZIH · Oct 31
$52,664 AUD
$36,994 USD
View
11 more retailers have this diamond
Prices start from $14,925 AUDSave up to $37,739 AUD

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+
20.70ct Oval
$14,925 AUD