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Oval|Lab Grown|IGI

3.50ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG768619257

Certificate IGI LG768619257

Diamond specifications and retailer prices

From $2,059 USD
Save $18,251 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $20,310 USD at Zales
View at Zales

About this 3.5ct lab-grown oval diamond

This 3.5ct 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 LG768619257 or 768619257. Listed at 22 retailers, with prices from $2,059 to $20,310 at Zales, a $18,251 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

3.50
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768619257
Dimensions12.17 × 8.52 × 5.35 mm
L/W Ratio1.43
Girdle conditionFaceted
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
12.17 mm8.52 mm3.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768619257
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $2,255 USD|Low: $1,623 USD|High: $20,310 USD|Avg: $5,274 USD|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 12
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Retailer 21
Retailer 22
Zales
September 29, 2026
Retailer 9$2,059 USD
Retailer 1$2,255 USD
Retailer 13$2,554 USD
Retailer 4$2,963 USD
Retailer 3$2,997 USD
Retailer 16$3,294 USD
Retailer 22$3,474 USD
Retailer 5$3,678 USD
Retailer 10$4,465 USD
Retailer 19$5,324 USD
Retailer 17$5,369 USD
Retailer 21$5,575 USD
Retailer 8$6,349 USD
Retailer 12$6,443 USD
Retailer 18$6,806 USD
Retailer 15$7,075 USD
Retailer 14$7,417 USD
Retailer 11$8,239 USD
Retailer 6$9,020 USD
Retailer 7$12,650 USD
Retailer 20$16,391 USD
Retailer 2$20,310 USD
Zales$20,310 USD

28 data points across 23 retailers

22 retailers$2,059 USD to $20,310 USD

A
Cheapest Retailer
-
$2,059 USD
A
Retailer 2
-
$2,255 USD
View
A
Retailer 3
-
$2,554 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$2,963 USD
View
A
Retailer 5
-
$2,997 USD
View
A
Retailer 6
-
$3,233 USD
£2,545 GBP
View
Price last confirmed 21 days ago
A
Retailer 7
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$3,301 USD
£2,599 GBP
View
A
Retailer 8
-
$3,474 USD
€3,309 EUR
View
A
Retailer 9
-
$3,678 USD
View
B+
Retailer 10
-
$4,465 USD
£3,516 GBP
View
B+
Retailer 11
-
$5,324 USD
A$8,190 AUD
View
B+
Retailer 12
-
$5,369 USD
ZAR 86,735 ZAR
View
B+
Retailer 13
-
$5,575 USD
View
B+
Retailer 14
-
$6,349 USD
View
B+
Retailer 15
-
$6,443 USD
View
B+
Retailer 16
-
$6,806 USD
£5,359 GBP
View
B
Retailer 17
-
$8,239 USD
View
B
Retailer 18
-
$9,020 USD
View
B
Retailer 19
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$12,650 USD
View
B
Retailer 20
-
$16,391 USD
View
B
Retailer 21
-
$20,310 USD
View
Most Expensive
B
Zales
529356904 · Sep 26
$20,310 USD
View
21 more retailers have this diamond
Prices start from $2,059 USDSave up to $18,251 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
3.50ct Oval
$2,059 USD