Cushion|Lab Grown|IGI

13.03ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG629479692

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG629479692

Diamond specifications and retailer prices

From $2,774 USD
£2,184 GBP
As of November 2, 2026
Save $9,252 USD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,026 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 13.03ct lab-grown cushion diamond

This 13.03ct lab-grown cushion 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 LG629479692 or 629479692. Listed at 13 retailers as of October 31, 2026, with prices from $2,774 to $12,026, a $9,252 spread on the same certified stone. Taylor and Hart lists it at $12,026. 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

13.03
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629479692
Dimensions13.72 × 13.00 × 8.25 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Top View
13.72 mm13.00 mm13.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629479692
Side View
Table 60.0%Crown 33.2°Girdle: THK-VTKPavilion 31.2°Culet: NoneDepth 63.5%

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 2
Current: $4,463 USD|Low: $2,773 USD|High: $19,040 USD|Avg: $5,884 USD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$2,774 USD
Retailer 2$3,335 USD
Retailer 11$3,454 USD
Retailer 4$3,907 USD
Retailer 8$4,435 USD
Retailer 1$4,463 USD
Retailer 7$4,629 USD
Retailer 12$5,368 USD
Retailer 5$5,484 USD
Retailer 3$9,590 USD
Retailer 9$10,090 USD
Retailer 10$11,800 USD

43 data points across 12 retailers

13 retailers$2,774 USD to $12,026 USD

A
Cheapest Retailer
-
$2,774 USD
£2,184 GBP
A
Retailer 2
-
$3,335 USD
View
Final sale: no returns
Retailer 3
-
$3,454 USD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
$3,907 USD
View
B+
Retailer 5
-
$4,435 USD
View
B+
Retailer 6
-
$4,463 USD
View
B+
Retailer 7
-
$4,629 USD
£3,645 GBP
View
B+
Retailer 8
-
$5,368 USD
View
B+
Retailer 9
-
$5,484 USD
€5,223 EUR
View
B
Retailer 10
-
$9,590 USD
View
B
Retailer 11
-
$10,090 USD
View
B
Retailer 12
-
$11,800 USD
View
Most Expensive
B
Taylor and Hart
KYKWUB3 · Oct 31
$12,026 USD
View
12 more retailers have this diamond
Prices start from $2,774 USDSave up to $9,252 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
13.03ct Cushion
$2,774 USD