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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG781617793

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781617793

Diamond specifications and retailer prices

From $327 USD
As of October 29, 2026
Save $1,463 USD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,790 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781617793 or 781617793. Listed at 22 retailers as of October 29, 2026, with prices from $327 to $1,790, a $1,463 spread on the same certified stone. Brilliant Earth lists it at $1,790. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617793
Dimensions6.53 × 6.57 × 3.91 mm
L/W Ratio1.01
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
6.53 mm6.57 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617793
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.8%

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: $1,790 USD|Low: $313 USD|High: $2,310 USD|Avg: $822 USD|-22.5%
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 31, 2026
Retailer 12$327 USD
Retailer 5$365 USD
Retailer 4$405 USD
Retailer 3$545 USD
Retailer 10$560 USD
Retailer 7$644 USD
Retailer 9$696 USD
Retailer 2$715 USD
Retailer 6$722 USD
Retailer 11$1,001 USD
Retailer 8$1,632 USD
Brilliant Earth$1,790 USD

35 data points across 12 retailers

22 retailers$327 USD to $1,790 USD

A
Cheapest Retailer
-
$327 USD
A
Retailer 2
-
$365 USD
View
Final sale: no returns
A
Retailer 3
-
$379 USD
View
A
Retailer 4
-
$405 USD
View
A
Retailer 5
-
$405 USD
View
A
Retailer 6
-
$448 USD
HK$3,500 HKD
View
B+
Retailer 7
-
$545 USD
View
B+
Retailer 8
-
$560 USD
View
B+
Retailer 9
-
$570 USD
View
B+
Retailer 10
-
$643 USD
View
B+
Retailer 11
-
$644 USD
£507 GBP
View
B+
Retailer 12
-
$696 USD
ZAR 11,240 ZAR
View
B+
Retailer 13
-
$715 USD
€681 EUR
View
B+
Retailer 14
-
$722 USD
£569 GBP
View
B
Retailer 15
-
$1,001 USD
View
B
Retailer 16
-
$1,080 USD
SGD 1,460 SGD
View
B
Retailer 17
-
$1,302 USD
View
B
Retailer 18
-
$1,346 USD
View
B
Retailer 19
-
$1,459 USD
View
B
Retailer 20
-
$1,597 USD
View
B
Retailer 21
-
$1,632 USD
£1,285 GBP
View
Most Expensive
B
Brilliant Earth
19001685A · Oct 30
$1,790 USD
View
21 more retailers have this diamond
Prices start from $327 USDSave up to $1,463 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 Round
$327 USD