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Oval|Lab Grown|IGI

4.77ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG821695431

Certificate IGI LG821695431

Diamond specifications and retailer prices

From $5,862 USD
HK$45,800 HKD
Save $13,321 USD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $19,183 USD at Novita Diamonds
View at Novita Diamonds

About this 4.77ct lab-grown oval diamond

This 4.77ct 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 LG821695431 or 821695431. Listed at 7 retailers, with prices from $5,862 to $19,183 at Novita Diamonds, a $13,321 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

4.77
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821695431
Dimensions14.75 × 8.94 × 5.59 mm
L/W Ratio1.65
Girdle conditionFaceted
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
14.75 mm8.94 mm4.77 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821695431
Side View
Table 63.0%Crown 37.1°Girdle: STK-THKPavilion 40.3°CuletDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $19,183 USD|Low: $5,862 USD|High: $19,183 USD|Avg: $10,418 USD|+1.0%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 1, 2026
Retailer 6$5,862 USD
Retailer 3$6,500 USD
Retailer 2$7,664 USD
Retailer 7$8,455 USD
Retailer 4$10,376 USD
Retailer 5$17,635 USD
Novita Diamonds$19,183 USD

4 data points across 7 retailers

7 retailers$5,862 USD to $19,183 USD

B+
Cheapest Retailer
-
$5,862 USD
HK$45,800 HKD
B+
Retailer 2
-
$6,515 USD
£5,130 GBP
View
B+
Retailer 3
-
$7,664 USD
View
B
Retailer 4
-
$8,455 USD
View
B
Retailer 5
-
$10,376 USD
£8,170 GBP
View
C
Retailer 6
-
$17,635 USD
View
Most Expensive
C
Novita Diamonds
cert_821695431 · Oct 1
$19,183 USD
A$29,513 AUD
View
6 more retailers have this diamond
Prices start from $5,862 USDSave up to $13,321 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+
4.77ct Oval
$5,862 USD