Radiant|Lab Grown|GCAL

1.28ct D IF Radiant Lab Grown Diamond

EX • D/IF • GCAL 360246200

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 360246200

Diamond specifications and retailer prices

From $733 USD
As of November 3, 2026
Save $2,354 USD (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,880 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 360246200. Listed at 8 retailers as of November 1, 2026, with a 321% 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

1.28
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle32.3°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 360246200
Dimensions7.59 × 5.35 × 3.64 mm
L/W Ratio1.42
Culet sizeNone
Top View
7.59 mm5.35 mm1.28 ctD / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL 360246200
Side View
Table 66.0%Crown 43.7°Girdle: Slightly ThickPavilion 32.3°Culet: NoneDepth 68.0%

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: Nov 3
Current: $4,880 USD|Low: $732 USD|High: $4,880 USD|Avg: $2,203 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 2$733 USD
Retailer 7$957 USD
Retailer 9$1,235 USD
Retailer 5$1,420 USD
Retailer 8$2,263 USD
Retailer 6$2,477 USD
Retailer 3$2,638 USD
Retailer 4$3,087 USD
Do Amore Diamonds$4,880 USD

16 data points across 9 retailers

8 retailers$733 USD to $3,087 USD

A
Cheapest Retailer
-
$733 USD
B+
Retailer 2
-
$957 USD
View
B
Retailer 3
-
$1,420 USD
View
B
Retailer 4
-
$2,263 USD
View
B
Retailer 5
-
$2,477 USD
View
B
Retailer 6
-
$2,638 USD
View
B
Retailer 7
-
$3,087 USD
View
Most Expensive
Do Amore Diamonds
32-360246200 · Nov 4
$4,880 USD
View
Price under review
7 more retailers have this diamond
Prices start from $733 USDSave up to $2,354 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
1.28ct Radiant
$733 USD