Radiant|Lab Grown|IGI

4.22ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG765605545

Certificate IGI LG765605545

Diamond specifications and retailer prices

From $2,830 USD
Save $8,611 USD (75%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $11,441 USD at Taylor and Hart
View at Taylor and Hart

About this 4.22ct lab-grown radiant diamond

This 4.22ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG765605545 or 765605545. Listed at 25 retailers, with prices from $2,830 to $11,441 at Taylor and Hart, a $8,611 spread on the same certified stone. 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

4.22
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765605545
Dimensions12.27 × 6.90 × 12.27 mm
L/W Ratio1.78
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm6.90 mm4.22 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765605545
Side View
Table 67.0%Crown 23.4°Girdle: MediumPavilion 36.2°Culet: LargeDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $10,575 USD|Low: $2,059 USD|High: $11,568 USD|Avg: $5,711 USD|+1.4%
Retailer 1
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Retailer 22
Taylor and Hart
October 1, 2026
Retailer 17$2,830 USD
Retailer 22$3,079 USD
Retailer 7$3,170 USD
Retailer 3$3,238 USD
Retailer 2$3,283 USD
Retailer 5$3,327 USD
Retailer 13$3,445 USD
Retailer 11$3,802 USD
Retailer 12$4,402 USD
Retailer 16$4,513 USD
Retailer 18$4,530 USD
Retailer 14$4,692 USD
Retailer 8$5,669 USD
Retailer 9$6,091 USD
Retailer 19$6,862 USD
Retailer 20$7,041 USD
Retailer 10$8,170 USD
Retailer 21$8,423 USD
Retailer 6$8,874 USD
Retailer 15$9,141 USD
Retailer 1$10,575 USD
Retailer 4$11,016 USD
Taylor and Hart$11,441 USD

41 data points across 23 retailers

25 retailers$2,830 USD to $11,441 USD

A
Cheapest Retailer
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$2,830 USD
A
Retailer 2
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$3,079 USD
View
A
Retailer 3
-
$3,170 USD
View
A
Retailer 4
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$3,238 USD
View
A
Retailer 5
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$3,283 USD
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A
Retailer 6
-
$3,327 USD
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A
Retailer 7
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$3,445 USD
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A
Retailer 8
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$3,802 USD
HK$29,700 HKD
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A
Retailer 9
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$4,402 USD
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A
Retailer 10
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$4,513 USD
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A
Retailer 11
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$4,540 USD
£3,575 GBP
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A
Retailer 12
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$4,692 USD
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A
Retailer 13
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$4,922 USD
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A
Retailer 14
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$5,669 USD
£4,464 GBP
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A
Retailer 15
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$6,091 USD
View
A
Retailer 16
-
$6,862 USD
ZAR 110,854 ZAR
View
A
Retailer 17
-
$7,041 USD
A$10,833 AUD
View
B+
Retailer 18
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$8,170 USD
View
B+
Retailer 19
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$8,423 USD
£6,632 GBP
View
B+
Retailer 20
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$8,529 USD
View
B+
Retailer 21
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$8,874 USD
View
B+
Retailer 22
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$9,141 USD
View
B+
Retailer 23
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$10,575 USD
A$16,269 AUD
View
B
Retailer 24
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$11,016 USD
SGD 14,886 SGD
View
Most Expensive
B+
Taylor and Hart
KNGQZ1L · Sep 30
$11,441 USD
View
24 more retailers have this diamond
Prices start from $2,830 USDSave up to $8,611 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.

A
4.22ct Radiant
$2,830 USD