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Round|Lab Grown|UNKNOWN

0.43ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • UNKNOWN 3516081608

Certificate UNKNOWN 3516081608

Diamond specifications and retailer prices

From $420 NZD
As of November 5, 2026
Save $1,252 NZD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,672 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.43ct lab-grown round diamond

This 0.43ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 3516081608. Listed at 5 retailers as of November 5, 2026, with prices from $420 to $1,672, a $1,252 spread on the same certified stone. NZ Jewellers lists it at $1,672. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 3516081608
Dimensions4.89 × 4.85 × 2.94 mm
L/W Ratio1.01
Top View
4.89 mm4.85 mm0.43 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 3516081608
Side View
Table 57.7%CrownGirdlePavilionCuletDepth 60.2%

Caratlytics Score

How it works →
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: Nov 5
Current: $420 NZD|Low: $402 NZD|High: $881 NZD|Avg: $584 NZD|+4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1$420 NZD
Retailer 4$487 NZD
Retailer 2$519 NZD
Retailer 3$881 NZD

4 data points across 4 retailers

5 retailers$420 NZD to $1,672 NZD

A
Cheapest Retailer
-
$420 NZD
B+
Retailer 2
-
$487 NZD
View
B+
Retailer 3
-
$519 NZD
View
B
Retailer 4
-
$881 NZD
View
Most Expensive
C
NZ Jewellers
74f98f17-97ad-430b-86f1-e35383944c4c · Nov 5
$1,672 NZD
$940 USD
View
4 more retailers have this diamond
Prices start from $420 NZDSave up to $1,252 NZD

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
$420 NZD