Round|Natural|GIA

0.43ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1485758773

Certificate GIA 1485758773

Diamond specifications and retailer prices

From €355 EUR
$398 USD
As of October 31, 2026
Save €514 EUR (59%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,441 EUR at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 0.43ct natural round diamond

This 0.43ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1485758773. Listed at 18 retailers as of October 31, 2026, with a 145% 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

0.43
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1485758773
Dimensions4.78 × 4.81 × 3.01 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
4.78 mm4.81 mm0.43 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1485758773
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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: Oct 31
Current: €773 EUR|Low: €366 EUR|High: €879 EUR|Avg: €566 EUR|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7€366 EUR
Retailer 6€412 EUR
Retailer 2€464 EUR
Retailer 5€510 EUR
Retailer 3€570 EUR
Retailer 1€773 EUR
Retailer 4€868 EUR

40 data points across 7 retailers

18 retailers€355 EUR to €868 EUR

Retailer 1
-
€341 EUR
$382 USD
Price last confirmed 46 days ago
Retailer 2
-
€341 EUR
$382 USD
View
Price last confirmed 25 days ago
A
Retailer 3
-
€355 EUR
$398 USD
View
Retailer 4
-
€366 EUR
$411 USD
View
Price last confirmed 25 days ago
Retailer 5
-
€380 EUR
$426 USD
View
Price last confirmed 34 days ago
B+
Retailer 6
-
€437 EUR
$490 USD
View
B+
Retailer 7
-
€437 EUR
$490 USD
View
B+
Retailer 8
-
€446 EUR
$500 USD
View
B+
Retailer 9
-
€447 EUR
$501 USD
View
Retailer 10
-
€458 EUR
$514 USD
View
Price last confirmed 41 days ago
Retailer 11
-
€458 EUR
$514 USD
View
Price last confirmed 24 days ago
B+
Retailer 12
-
€464 EUR
£409 GBP
View
B+
Retailer 13
-
€510 EUR
$572 USD
View
B+
Retailer 14
-
€570 EUR
View
B
Retailer 15
-
€773 EUR
£683 GBP
View
B
Retailer 16
-
€868 EUR
£767 GBP
View
Retailer 17
-
€1,441 EUR
$1,616 USD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
0e8d26a1-d705-4269-9a85-01389a435517 · Sep 21
€1,441 EUR
$1,616 USD
View
Price last confirmed 42 days ago
17 more retailers have this diamond
Prices start from €355 EURSave up to €514 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
0.43ct Round
€355 EUR