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Oval|Lab Grown|IGI

3.88ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG733591996

Certificate IGI LG733591996

Diamond specifications and retailer prices

From $5,021 USD
£3,954 GBP
Save $14,609 USD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $19,630 USD at Brilliant Earth
View at Brilliant Earth

About this 3.88ct lab-grown oval diamond

This 3.88ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733591996 or 733591996. Listed at 7 retailers, with prices from $5,021 to $19,630 at Brilliant Earth, a $14,609 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

3.88
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733591996
Dimensions12.57 × 8.74 × 5.54 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.57 mm8.74 mm3.88 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733591996
Side View
Table 62.0%Crown 37.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $19,630 USD|Low: $4,424 USD|High: $19,680 USD|Avg: $8,435 USD|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 1, 2026
Retailer 4$5,010 USD
Retailer 6$5,033 USD
Retailer 3$5,775 USD
Retailer 2$6,261 USD
Retailer 5$9,467 USD
Retailer 7$12,895 USD
Brilliant Earth$19,630 USD

31 data points across 7 retailers

7 retailers$5,021 USD to $19,630 USD

B
Cheapest Retailer
-
$5,021 USD
£3,954 GBP
B
Retailer 2
-
$5,033 USD
View
B
Retailer 3
-
$5,775 USD
View
B
Retailer 4
-
$6,261 USD
€5,963 EUR
View
C
Retailer 5
-
$9,467 USD
£7,454 GBP
View
C
Retailer 6
-
$12,895 USD
View
Most Expensive
C
Brilliant Earth
16290179A · Oct 1
$19,630 USD
View
6 more retailers have this diamond
Prices start from $5,021 USDSave up to $14,609 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.

B
3.88ct Oval
$5,021 USD