CaratHunter
Plans
Cushion|Lab Grown|IGI

1.59ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG825629627

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG825629627

Diamond specifications and retailer prices

From $546 USD
As of November 1, 2026
Save $779 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,361 USD at Rare Carat · As of August 31, 2026
View at Rare Carat

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825629627 or 825629627. Listed at 6 retailers as of October 29, 2026, with a 143% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825629627
Dimensions6.65 × 6.64 × 4.48 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.65 mm6.64 mm1.59 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825629627
Side View
Table 62.0%Crown 36.1°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 67.5%

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 1
Current: $1,361 USD|Low: $477 USD|High: $1,361 USD|Avg: $852 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$542 USD
Retailer 4$546 USD
Retailer 6$550 USD
Retailer 2$567 USD
Retailer 8$675 USD
Retailer 9$891 USD
Retailer 10$1,011 USD
Retailer 7$1,208 USD
Retailer 3$1,325 USD
Rare Carat$1,361 USD

26 data points across 10 retailers

6 retailers$546 USD to $1,325 USD

A
Cheapest Retailer
-
$546 USD
A
Retailer 2
-
$567 USD
ZAR 9,154 ZAR
View
Retailer 3
-
$1,011 USD
View
Price last confirmed 25 days ago
Retailer 4
-
$1,208 USD
A$1,859 AUD
View
Price last confirmed 28 days ago
B
Retailer 5
-
$1,325 USD
£1,043 GBP
View
Most Expensive
Rare Carat
3S825629627 · Aug 31
$1,361 USD
View
Price last confirmed 63 days ago
5 more retailers have this diamond
Prices start from $546 USDSave up to $779 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
1.59ct Cushion
$546 USD