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Oval|Lab Grown|IGI

1.03ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG685510971

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG685510971

Diamond specifications and retailer prices

From $250 USD
As of October 29, 2026
Save $2,430 USD (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685510971 or 685510971. Listed at 25 retailers as of October 29, 2026, with prices from $250 to $2,680, a $2,430 spread on the same certified stone. Brilliant Earth lists it at $2,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685510971
Dimensions8.18 × 5.59 × 3.56 mm
L/W Ratio1.46
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
8.18 mm5.59 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685510971
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 63.7%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $2,680 USD|Low: $280 USD|High: $2,680 USD|Avg: $779 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 3$280 USD
Retailer 11$418 USD
Retailer 7$470 USD
Retailer 5$533 USD
Retailer 12$555 USD
Retailer 8$558 USD
Retailer 2$591 USD
Retailer 6$755 USD
Retailer 10$783 USD
Retailer 4$1,204 USD
Retailer 9$1,246 USD
Brilliant Earth$2,680 USD

41 data points across 12 retailers

25 retailers$250 USD to $2,680 USD

A
Cheapest Retailer
-
$250 USD
A
Retailer 2
-
$280 USD
View
Final sale: no returns
A
Retailer 3
-
$290 USD
View
A
Retailer 4
-
$310 USD
View
A
Retailer 5
-
$310 USD
View
A
Retailer 6
-
$346 USD
HK$2,700 HKD
View
A
Retailer 7
-
$418 USD
View
A
Retailer 8
-
$470 USD
View
A
Retailer 9
-
$533 USD
ZAR 8,617 ZAR
View
B+
Retailer 10
-
$555 USD
View
B+
Retailer 11
-
$558 USD
€531 EUR
View
B+
Retailer 12
-
$586 USD
View
B+
Retailer 13
-
$591 USD
£465 GBP
View
B+
Retailer 14
-
$755 USD
A$1,162 AUD
View
B+
Retailer 15
-
$783 USD
View
B+
Retailer 16
-
$833 USD
SGD 1,126 SGD
View
B+
Retailer 17
-
$998 USD
View
B
Retailer 18
-
$1,050 USD
View
B
Retailer 19
-
$1,087 USD
View
B
Retailer 20
-
$1,204 USD
£948 GBP
View
B+
Retailer 21
-
$1,246 USD
£981 GBP
View
B
Retailer 22
-
$1,354 USD
View
Retailer 23
-
$1,525 USD
View
B
Retailer 24
-
$1,969 USD
£1,550 GBP
View
Most Expensive
B
Brilliant Earth
14276515A · Oct 29
$2,680 USD
View
24 more retailers have this diamond
Prices start from $250 USDSave up to $2,430 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Oval
$250 USD