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Cushion|Lab Grown|IGI

1.30ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG816607780

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG816607780

Diamond specifications and retailer prices

From £269 GBP
$361 USD
As of October 30, 2026
Save £1,399 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,668 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816607780 or 816607780. Listed at 17 retailers as of October 27, 2026, with prices from £269 to £1,668, a £1,399 spread on the same certified stone. Queensmith lists it at £1,668. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816607780
Dimensions8.10 × 5.43 × 3.16 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizeLarge
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
8.10 mm5.43 mm1.30 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816607780
Side View
Table 56.0%Crown 32°Girdle: STK-THKPavilion 40.6°Culet: LargeDepth 58.2%

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: Oct 30
Current: £1,668 GBP|Low: £269 GBP|High: £1,668 GBP|Avg: £722 GBP
Queensmith
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 4£269 GBP
Retailer 6£334 GBP
Retailer 9£402 GBP
Retailer 15£403 GBP
Retailer 17£431 GBP
Retailer 11£481 GBP
Retailer 14£513 GBP
Retailer 2£528 GBP
Retailer 16£698 GBP
Retailer 13£728 GBP
Retailer 10£739 GBP
Retailer 8£955 GBP
Retailer 5£993 GBP
Retailer 7£1,074 GBP
Retailer 3£1,182 GBP
Retailer 12£1,202 GBP
Queensmith£1,668 GBP

20 data points across 17 retailers

17 retailers£269 GBP to £1,668 GBP

A
Cheapest Retailer
-
£269 GBP
$361 USD
Final sale: no returns
A
Retailer 2
-
£334 GBP
HK$3,500 HKD
View
A
Retailer 3
-
£402 GBP
$538 USD
View
A
Retailer 4
-
£403 GBP
$540 USD
View
A
Retailer 5
-
£431 GBP
$577 USD
View
A
Retailer 6
-
£481 GBP
€614 EUR
View
B+
Retailer 7
-
£513 GBP
ZAR 11,097 ZAR
View
B+
Retailer 8
-
£528 GBP
View
Retailer 9
-
£698 GBP
$935 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£728 GBP
A$1,500 AUD
View
B+
Retailer 11
-
£739 GBP
$990 USD
View
B
Retailer 12
-
£955 GBP
SGD 1,729 SGD
View
B
Retailer 13
-
£993 GBP
$1,330 USD
View
B
Retailer 14
-
£1,074 GBP
$1,439 USD
View
B
Retailer 15
-
£1,182 GBP
$1,584 USD
View
B
Retailer 16
-
£1,202 GBP
View
Most Expensive
B
Queensmith
LG816607780 · Oct 27
£1,668 GBP
View
16 more retailers have this diamond
Prices start from £269 GBPSave up to £1,399 GBP

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
1.30ct Cushion
£269 GBP