Round|Lab Grown|GCAL

3.03ct I VS2 Round Lab Grown Diamond

EX • I/VS2 • GCAL 330950143

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330950143

Diamond specifications and retailer prices

From £291 GBP
$390 USD
As of October 29, 2026
Save £1,239 GBP (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,530 GBP at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 330950143. Listed at 15 retailers as of October 29, 2026, with prices from £291 to £1,530, a £1,239 spread on the same certified stone. Riddles Jewelry lists it at £1,530. 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

3.03
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330950143
Dimensions9.34 × 9.36 × 5.72 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.34 mm9.36 mm3.03 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330950143
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.2%

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: Oct 29
Current: £1,071 GBP|Low: £260 GBP|High: £1,843 GBP|Avg: £885 GBP|-15.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Riddles Jewelry
October 30, 2026
Retailer 7£291 GBP
Retailer 3£337 GBP
Retailer 10£361 GBP
Retailer 11£536 GBP
Retailer 5£605 GBP
Retailer 8£619 GBP
Retailer 1£1,071 GBP
Retailer 6£1,104 GBP
Retailer 9£1,281 GBP
Retailer 2£1,394 GBP
Retailer 4£1,471 GBP
Riddles Jewelry£1,530 GBP

34 data points across 12 retailers

15 retailers£291 GBP to £1,530 GBP

Retailer 1
-
£271 GBP
$363 USD
Price last confirmed 37 days ago
A
Retailer 2
-
£291 GBP
$390 USD
View
Retailer 3
-
£315 GBP
$422 USD
View
Price last confirmed 37 days ago
Retailer 4
-
£332 GBP
$445 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
£361 GBP
$484 USD
View
B+
Retailer 6
-
£536 GBP
$718 USD
View
A
Retailer 7
-
£545 GBP
$730 USD
View
A
Retailer 8
-
£619 GBP
$829 USD
View
B
Retailer 9
-
£1,071 GBP
View
B+
Retailer 10
-
£1,104 GBP
CA$2,054 CAD
View
Retailer 11
-
£1,193 GBP
$1,599 USD
View
Price last confirmed 40 days ago
B
Retailer 12
-
£1,281 GBP
$1,716 USD
View
B
Retailer 13
-
£1,394 GBP
$1,867 USD
View
B
Retailer 14
-
£1,471 GBP
View
Most Expensive
B
Riddles Jewelry
1966654665 · Oct 31
£1,530 GBP
$2,050 USD
View
14 more retailers have this diamond
Prices start from £291 GBPSave up to £1,239 GBP

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 Round
£291 GBP