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Cushion|Lab Grown|IGI

1.60ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG532240127

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG532240127

Diamond specifications and retailer prices

From €263 EUR
$294 USD
As of October 30, 2026
Save €1,115 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,378 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532240127 or 532240127. Listed at 14 retailers as of October 30, 2026, with prices from €263 to €1,378, a €1,115 spread on the same certified stone. Brilliant Earth lists it at €1,378. 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

1.60
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532240127
Dimensions6.94 × 6.88 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.94 mm6.88 mm1.60 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532240127
Side View
Table 59.5%Crown 35.7°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,378 EUR|Low: €187 EUR|High: €1,387 EUR|Avg: €627 EUR|-0.6%
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
November 1, 2026
Retailer 4€263 EUR
Retailer 11€292 EUR
Retailer 2€325 EUR
Retailer 13€392 EUR
Retailer 9€394 EUR
Retailer 5€505 EUR
Retailer 7€522 EUR
Retailer 3€530 EUR
Retailer 6€554 EUR
Retailer 12€738 EUR
Retailer 10€962 EUR
Retailer 8€1,175 EUR
Brilliant Earth€1,378 EUR

42 data points across 13 retailers

14 retailers€263 EUR to €1,378 EUR

A
Cheapest Retailer
-
€263 EUR
$294 USD
Final sale: no returns
Retailer 2
-
€292 EUR
$326 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€325 EUR
£286 GBP
View
B+
Retailer 4
-
€392 EUR
$438 USD
View
A
Retailer 5
-
€394 EUR
$440 USD
View
B+
Retailer 6
-
€505 EUR
$564 USD
View
A
Retailer 7
-
€522 EUR
View
B+
Retailer 8
-
€530 EUR
$592 USD
View
A
Retailer 9
-
€554 EUR
£487 GBP
View
B+
Retailer 10
-
€738 EUR
$824 USD
View
Retailer 11
-
€962 EUR
$1,075 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
€983 EUR
$1,099 USD
View
B
Retailer 13
-
€1,175 EUR
£1,034 GBP
View
Most Expensive
B
Brilliant Earth
11226005A · Oct 31
€1,378 EUR
$1,540 USD
View
13 more retailers have this diamond
Prices start from €263 EURSave up to €1,115 EUR

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
1.60ct Cushion
€263 EUR