Round|Natural|GIA

0.34ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6402933824

Certificate GIA 6402933824

Diamond specifications and retailer prices

From €286 EUR
$320 USD
As of October 31, 2026
Save €680 EUR (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,211 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.34ct natural round diamond

This 0.34ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6402933824. Listed at 18 retailers as of October 30, 2026, with a 237% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.34
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6402933824
Dimensions4.48 × 4.44 × 2.78 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
4.48 mm4.44 mm0.34 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6402933824
Side View
Table 58.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

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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: Oct 31
Current: €517 EUR|Low: €295 EUR|High: €738 EUR|Avg: €453 EUR|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5€295 EUR
Retailer 7€341 EUR
Retailer 9€362 EUR
Retailer 8€386 EUR
Retailer 3€408 EUR
Retailer 4€490 EUR
Retailer 6€506 EUR
Retailer 1€517 EUR
Retailer 2€730 EUR

44 data points across 9 retailers

18 retailers€286 EUR to €966 EUR

A
Cheapest Retailer
-
€286 EUR
$320 USD
Retailer 2
-
€295 EUR
$330 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€298 EUR
$333 USD
View
B+
Retailer 4
-
€308 EUR
$344 USD
View
B+
Retailer 5
-
€320 EUR
$357 USD
View
B+
Retailer 6
-
€320 EUR
$358 USD
View
B+
Retailer 7
-
€362 EUR
$405 USD
View
B+
Retailer 8
-
€383 EUR
$428 USD
View
B+
Retailer 9
-
€385 EUR
$430 USD
View
B+
Retailer 10
-
€386 EUR
$431 USD
View
B+
Retailer 11
-
€395 EUR
$441 USD
View
B
Retailer 12
-
€408 EUR
£359 GBP
View
B
Retailer 13
-
€490 EUR
ZAR 8,839 ZAR
View
Retailer 14
-
€506 EUR
A$870 AUD
View
Price last confirmed 28 days ago
B
Retailer 15
-
€517 EUR
View
B
Retailer 16
-
€730 EUR
£642 GBP
View
B
Retailer 17
-
€966 EUR
CA$1,499 CAD
View
Most Expensive
NZ Jewellers
9b6e0c05-611d-45a6-87c5-7db38e2a1546 · Oct 30
€1,211 EUR
$1,353 USD
View
Price under review
17 more retailers have this diamond
Prices start from €286 EURSave up to €680 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.

A
0.34ct Round
€286 EUR