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Round|Lab Grown|GIA

3.03ct H VS1 Round Lab Grown Diamond

VG • H/VS1 • GIA 1523664691

Certificate GIA 1523664691

Diamond specifications and retailer prices

From £837 GBP
As of November 1, 2026
Save £843 GBP (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,679 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by GIA 1523664691. Listed at 3 retailers as of October 31, 2026, with prices from £837 to £1,679, a £843 spread on the same certified stone. Brilliant Earth lists it at £1,679. 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
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 1523664691
Dimensions9.20 × 9.13 × 5.82 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
9.20 mm9.13 mm3.03 ctH / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1523664691
Side View
Table 55.0%Crown 34.5°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £1,679 GBP|Low: £747 GBP|High: £3,082 GBP|Avg: £1,358 GBP|-45.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4£747 GBP
Retailer 2£837 GBP
Retailer 5£880 GBP
Retailer 3£1,351 GBP
Brilliant Earth£1,679 GBP

37 data points across 5 retailers

3 retailers£837 GBP to £1,679 GBP

B+
Cheapest Retailer
-
£837 GBP
Retailer 2
-
£1,351 GBP
$1,810 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
19520915A · Oct 31
£1,679 GBP
$2,250 USD
View
2 more retailers have this diamond
Prices start from £837 GBPSave up to £843 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.

B+
3.03ct Round
£837 GBP