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Round|Lab Grown|GIA

0.30ct D SI2 Round Lab Grown Diamond

VG • D/SI2 • GIA 6465716407

Certificate GIA 6465716407

Diamond specifications and retailer prices

From €320 EUR
£282 GBP
As of October 30, 2026
Save €267 EUR (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €588 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6465716407. Listed at 6 retailers as of October 29, 2026, with prices from €320 to €588, a €267 spread on the same certified stone. MOH London lists it at €588. 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

0.30
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 6465716407
Dimensions4.21 × 4.23 × 2.70 mm
L/W Ratio1.00
Key to symbols
Feather
Top View
4.21 mm4.23 mm0.30 ctD / SI2
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 6465716407
Side View
Table 57.0%Crown 34°GirdlePavilion 41.6°Culet: NoneDepth 63.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €588 EUR|Low: €292 EUR|High: €591 EUR|Avg: €410 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7€292 EUR
Retailer 2€320 EUR
Retailer 6€370 EUR
Retailer 4€421 EUR
Retailer 5€426 EUR
Retailer 3€485 EUR
MOH London€588 EUR

42 data points across 7 retailers

6 retailers€320 EUR to €588 EUR

Retailer 1
-
€292 EUR
$326 USD
Price last confirmed 9 days ago
B
Retailer 2
-
€320 EUR
£282 GBP
View
B
Retailer 3
-
€370 EUR
$413 USD
View
B
Retailer 4
-
€421 EUR
$470 USD
View
B
Retailer 5
-
€485 EUR
View
Most Expensive
B
MOH London
4A9366EBB · Oct 29
€588 EUR
£517 GBP
View
5 more retailers have this diamond
Prices start from €320 EURSave up to €267 EUR

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
0.30ct Round
€320 EUR