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Radiant|Lab Grown|IGI

22.55ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG816628587

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG816628587

Diamond specifications and retailer prices

From $7,099 USD
£5,590 GBP
As of October 30, 2026
Save $23,557 USD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $30,656 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 22.55ct lab-grown radiant diamond

This 22.55ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816628587 or 816628587. Listed at 11 retailers as of October 30, 2026, with prices from $7,099 to $30,656, a $23,557 spread on the same certified stone. Taylor and Hart lists it at $30,656. 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

22.55
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816628587
Dimensions18.97 × 14.37 × 8.77 mm
L/W Ratio1.32
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.97 mm14.37 mm22.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816628587
Side View
Table 69.0%Crown 49.9°Girdle: ThickPavilion 36.1°Culet: NoneDepth 61.0%

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: Oct 30
Current: $14,907 USD|Low: $7,075 USD|High: $45,299 USD|Avg: $16,695 USD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 31, 2026
Retailer 4$7,099 USD
Retailer 7$9,440 USD
Retailer 10$10,183 USD
Retailer 6$10,586 USD
Retailer 5$11,013 USD
Retailer 3$11,476 USD
Retailer 2$14,705 USD
Retailer 1$14,907 USD
Retailer 9$18,115 USD
Retailer 8$30,015 USD
Taylor and Hart$30,656 USD

20 data points across 11 retailers

11 retailers$7,099 USD to $30,656 USD

A
Cheapest Retailer
-
$7,099 USD
£5,590 GBP
B+
Retailer 2
-
$9,440 USD
View
B+
Retailer 3
-
$10,183 USD
View
Final sale: no returns
B+
Retailer 4
-
$10,586 USD
View
Retailer 5
-
$11,013 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$11,476 USD
£9,036 GBP
View
Retailer 7
-
$14,705 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
$14,907 USD
€14,197 EUR
View
Retailer 9
-
$18,115 USD
A$27,869 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$30,015 USD
View
Most Expensive
B
Taylor and Hart
5RHTSN9 · Oct 31
$30,656 USD
View
10 more retailers have this diamond
Prices start from $7,099 USDSave up to $23,557 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
22.55ct Radiant
$7,099 USD