CaratHunter
Plans
Cushion|Lab Grown|IGI

11.05ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG627413588

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG627413588

Diamond specifications and retailer prices

From $2,814 SGD
£1,733 GBP
As of November 1, 2026
Save $20,133 SGD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $22,947 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.05ct lab-grown cushion diamond

This 11.05ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627413588 or 627413588. Listed at 17 retailers as of October 31, 2026, with prices from $2,814 to $22,947, a $20,133 spread on the same certified stone. Brilliant Earth lists it at $22,947. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.05
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627413588
Dimensions12.96 × 12.30 × 8.45 mm
L/W Ratio1.05
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
12.96 mm12.30 mm11.05 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627413588
Side View
Table 64.0%Crown 38.4°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 68.7%

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: $22,947 SGD|Low: $2,813 SGD|High: $22,947 SGD|Avg: $6,483 SGD
Brilliant Earth
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 1, 2026
Retailer 8$2,814 SGD
Retailer 5$3,383 SGD
Retailer 15$3,504 SGD
Retailer 4$3,714 SGD
Retailer 7$4,128 SGD
Retailer 9$4,826 SGD
Retailer 14$4,895 SGD
Retailer 11$5,424 SGD
Retailer 3$5,465 SGD
Retailer 10$5,550 SGD
Retailer 2$6,492 SGD
Retailer 13$8,893 SGD
Retailer 12$9,373 SGD
Retailer 6$9,868 SGD
Brilliant Earth$22,947 SGD

41 data points across 15 retailers

17 retailers$2,814 SGD to $22,947 SGD

A
Cheapest Retailer
-
$2,814 SGD
£1,733 GBP
A
Retailer 2
-
$3,383 SGD
$2,646 USD
View
Final sale: no returns
Retailer 3
-
$3,504 SGD
$2,741 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$3,714 SGD
$2,905 USD
View
A
Retailer 5
-
$4,128 SGD
$3,229 USD
View
A
Retailer 6
-
$4,826 SGD
£2,972 GBP
View
A
Retailer 7
-
$4,895 SGD
$3,829 USD
View
A
Retailer 8
-
$5,424 SGD
ZAR 68,549 ZAR
View
A
Retailer 9
-
$5,465 SGD
$4,275 USD
View
A
Retailer 10
-
$5,550 SGD
€4,135 EUR
View
B+
Retailer 11
-
$6,492 SGD
A$7,813 AUD
View
B+
Retailer 12
-
$6,644 SGD
£4,092 GBP
View
B+
Retailer 13
-
$8,893 SGD
$6,956 USD
View
B+
Retailer 14
-
$9,373 SGD
$7,332 USD
View
B
Retailer 15
-
$9,868 SGD
$7,719 USD
View
B
Retailer 16
-
$12,235 SGD
$9,570 USD
View
Most Expensive
B
Brilliant Earth
20601816A · Oct 31
$22,947 SGD
$17,950 USD
View
16 more retailers have this diamond
Prices start from $2,814 SGDSave up to $20,133 SGD

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
11.05ct Cushion
$2,814 SGD