Radiant|Lab Grown|IGI

4.37ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG628448138

Certificate IGI LG628448138

Diamond specifications and retailer prices

From $4,950 USD
Save $26,820 USD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $31,770 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.37ct lab-grown radiant diamond

This 4.37ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628448138 or 628448138. Listed at 12 retailers, with prices from $4,950 to $31,770 at Do Amore Diamonds, a $26,820 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

4.37
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628448138
Dimensions11.25 × 8.04 × 5.58 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.25 mm8.04 mm4.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628448138
Side View
Table 63.0%Crown 44°Girdle: Slightly ThickPavilion 37.2°Culet: NoneDepth 69.4%

Caratlytics Score

How it works →
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: $31,770 USD|Low: $4,073 USD|High: $35,030 USD|Avg: $13,878 USD|-9.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
September 29, 2026
Retailer 13$4,950 USD
Retailer 15$5,112 USD
Retailer 12$5,390 USD
Retailer 17$5,702 USD
Retailer 9$6,356 USD
Retailer 2$7,243 USD
Retailer 16$7,304 USD
Retailer 4$8,706 USD
Retailer 14$9,501 USD
Retailer 8$11,474 USD
Retailer 10$12,175 USD
Retailer 11$14,787 USD
Retailer 6$20,120 USD
Retailer 3$23,720 USD
Retailer 7$28,428 USD
Retailer 5$30,235 USD
Do Amore Diamonds$31,770 USD

16 data points across 17 retailers

12 retailers$4,950 USD to $31,770 USD

A
Cheapest Retailer
-
$4,950 USD
A
Retailer 2
-
$5,112 USD
View
A
Retailer 3
-
$5,390 USD
View
A
Retailer 4
-
$5,702 USD
View
A
Retailer 5
-
$7,243 USD
View
A
Retailer 6
-
$7,304 USD
View
A
Retailer 7
-
$8,706 USD
View
Price last confirmed 66 days ago
B+
Retailer 8
-
$9,501 USD
€9,049 EUR
View
B+
Retailer 9
-
$12,175 USD
£9,587 GBP
View
B+
Retailer 10
-
$14,787 USD
View
B
Retailer 11
-
$23,720 USD
View
Most Expensive
B
Do Amore Diamonds
27-093DE86CF · Sep 30
$31,770 USD
View
11 more retailers have this diamond
Prices start from $4,950 USDSave up to $26,820 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
4.37ct Radiant
$4,950 USD