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Round|Lab Grown|IGI

15.04ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG578345363

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578345363

Diamond specifications and retailer prices

From $1,808 USD
£1,424 GBP
As of November 1, 2026
Save $9,464 USD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,272 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 15.04ct lab-grown round diamond

This 15.04ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG578345363 or 578345363. Listed at 13 retailers as of October 31, 2026, with prices from $1,808 to $11,272, a $9,464 spread on the same certified stone. Adiamor lists it at $11,272. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

15.04
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578345363
Dimensions15.96 × 16.08 × 9.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.96 mm16.08 mm15.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578345363
Side View
Table 57.0%Crown 33.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.5%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $11,272 USD|Low: $1,808 USD|High: $48,956 USD|Avg: $8,851 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 9$1,808 USD
Retailer 12$1,941 USD
Retailer 10$2,112 USD
Retailer 4$2,252 USD
Retailer 13$2,420 USD
Retailer 3$2,650 USD
Retailer 15$2,903 USD
Retailer 2$3,059 USD
Retailer 5$3,095 USD
Retailer 8$3,526 USD
Retailer 14$3,593 USD
Retailer 11$3,697 USD
Adiamor$11,272 USD
Retailer 6$22,880 USD
Retailer 7$48,956 USD

6 data points across 15 retailers

13 retailers$1,808 USD to $11,272 USD

A
Cheapest Retailer
-
$1,808 USD
£1,424 GBP
A
Retailer 2
-
$1,941 USD
View
A
Retailer 3
-
$2,112 USD
View
A
Retailer 4
-
$2,252 USD
View
A
Retailer 5
-
$2,420 USD
View
A
Retailer 6
-
$2,650 USD
HK$20,700 HKD
View
A
Retailer 7
-
$2,903 USD
View
A
Retailer 8
-
$3,059 USD
£2,409 GBP
View
A
Retailer 9
-
$3,095 USD
View
B+
Retailer 10
-
$3,526 USD
View
A
Retailer 11
-
$3,593 USD
€3,422 EUR
View
A
Retailer 12
-
$3,697 USD
View
Most Expensive
B
Adiamor
D-82829883 · Oct 31
$11,272 USD
View
12 more retailers have this diamond
Prices start from $1,808 USDSave up to $9,464 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
15.04ct Round
$1,808 USD