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Oval|Lab Grown|IGI

11.17ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG576327872

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG576327872

Diamond specifications and retailer prices

From $1,597 USD
£1,257 GBP
As of November 1, 2026
Save $6,962 USD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,559 USD at Adiamor · As of November 2, 2026
View at Adiamor

About this 11.17ct lab-grown oval diamond

This 11.17ct lab-grown oval 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 LG576327872 or 576327872. Listed at 10 retailers as of November 1, 2026, with prices from $1,597 to $8,559, a $6,962 spread on the same certified stone. Adiamor lists it at $8,559. 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

11.17
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576327872
Dimensions18.56 × 12.48 × 7.84 mm
L/W Ratio1.49
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
18.56 mm12.48 mm11.17 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576327872
Side View
Table 61.5%Crown 35.3°Girdle: MediumPavilion 41.6°Culet: NoneDepth 62.8%

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: $8,559 USD|Low: $1,596 USD|High: $8,559 USD|Avg: $4,319 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 2$1,597 USD
Retailer 11$1,920 USD
Retailer 7$2,155 USD
Retailer 3$2,291 USD
Retailer 9$3,122 USD
Retailer 12$3,385 USD
Retailer 6$3,428 USD
Retailer 4$4,337 USD
Retailer 5$5,615 USD
Retailer 10$6,642 USD
Retailer 8$8,280 USD
Adiamor$8,559 USD

37 data points across 12 retailers

10 retailers$1,597 USD to $8,559 USD

A
Cheapest Retailer
-
$1,597 USD
£1,257 GBP
A
Retailer 2
-
$1,920 USD
View
Final sale: no returns
A
Retailer 3
-
$2,155 USD
View
A
Retailer 4
-
$2,291 USD
HK$17,900 HKD
View
B+
Retailer 5
-
$3,122 USD
View
B+
Retailer 6
-
$3,428 USD
View
B
Retailer 7
-
$5,615 USD
View
B
Retailer 8
-
$6,642 USD
SGD 8,976 SGD
View
B
Retailer 9
-
$8,280 USD
View
Most Expensive
B
Adiamor
D-61179007 · Nov 2
$8,559 USD
View
9 more retailers have this diamond
Prices start from $1,597 USDSave up to $6,962 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
11.17ct Oval
$1,597 USD