Cushion|Lab Grown|IGI

3.03ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG786699570

Certificate IGI LG786699570

Diamond specifications and retailer prices

This diamond has been sold
Last seen: Aug 21, 2026 at $977 USD
$977 USDlast known price

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786699570 or 786699570. 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

3.03
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786699570
Dimensions9.81 × 7.15 × 5.00 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm7.15 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786699570
Side View
Table 65.0%Crown 35°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 69.9%

Caratlytics Score

Price History

Last verified: Aug 21
Current: $719 USD|Low: $266 USD|High: $1,607 USD|Avg: $1,007 USD|-19.2%
77 Diamonds
Adiamor
B2C Jewels
Loose Grown Diamond
RockHer
Taylor and Hart
William & Sons Jewelers

46 data points across 7 retailers

Historical Listings

Best Price
William & Sons Jewelers
cert_LG786699570 · Aug 19
$266 USD
View
RockHer
igi-2ee41532 · Aug 20
$570 USD
View
Loose Grown Diamond
786699570 · Aug 19
$586 USD
View
77 Diamonds
CUSPUIFSUVGJVN8U · Aug 20
$719 USD
£566 GBP
View
B2C Jewels
33870716 · Aug 19
$892 USD
View
Adiamor
D-78418809 · Aug 21
$977 USD
View
Taylor and Hart
41SB2S6 · Aug 18
$1,377 USD
View

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