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Radiant|Lab Grown|GCAL

3.03ct G SI1 Radiant Lab Grown Diamond

VG • G/SI1 • GCAL 322780073

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 322780073

Diamond specifications and retailer prices

From $441 USD
As of November 1, 2026
Save $1,609 USD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,050 USD at Riddles Jewelry · As of November 2, 2026
View at Riddles Jewelry

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 322780073. Listed at 9 retailers as of November 1, 2026, with prices from $441 to $2,050, a $1,609 spread on the same certified stone. Riddles Jewelry lists it at $2,050. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
G
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.5°
Pavilion angle62.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 322780073
Dimensions10.21 × 6.91 × 4.76 mm
L/W Ratio1.48
Culet sizeNone
Top View
10.21 mm6.91 mm3.03 ctG / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 322780073
Side View
Table 65.0%Crown 43.5°Girdle: THK-VTKPavilion 62.2°Culet: NoneDepth 68.8%

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: $1,426 USD|Low: $406 USD|High: $2,050 USD|Avg: $1,256 USD|+9.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Riddles Jewelry
November 2, 2026
Retailer 6$441 USD
Retailer 7$718 USD
Retailer 2$784 USD
Retailer 5$835 USD
Retailer 1$1,426 USD
Retailer 4$1,479 USD
Retailer 8$1,867 USD
Retailer 3$1,977 USD
Riddles Jewelry$2,050 USD

41 data points across 9 retailers

9 retailers$441 USD to $2,050 USD

A
Cheapest Retailer
-
$441 USD
Final sale: no returns
B
Retailer 2
-
$718 USD
View
B+
Retailer 3
-
$784 USD
£618 GBP
View
A
Retailer 4
-
$835 USD
View
B
Retailer 5
-
$1,426 USD
£1,123 GBP
View
B
Retailer 6
-
$1,479 USD
CA$2,054 CAD
View
B
Retailer 7
-
$1,867 USD
View
B
Retailer 8
-
$1,977 USD
£1,557 GBP
View
Most Expensive
B
Riddles Jewelry
1966654636 · Nov 2
$2,050 USD
View
8 more retailers have this diamond
Prices start from $441 USDSave up to $1,609 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
3.03ct Radiant
$441 USD