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Round|Lab Grown|UNKNOWN

0.30ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • UNKNOWN 3522212221

Certificate UNKNOWN 3522212221

Diamond specifications and retailer prices

From $198 SGD
$155 USD
As of October 29, 2026
Save $591 SGD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $789 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

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 top-tier cut grade and certified by UNKNOWN 3522212221. Listed at 5 retailers as of October 27, 2026, with prices from $198 to $789, a $591 spread on the same certified stone. NZ Jewellers lists it at $789. 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

0.30
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 3522212221
Dimensions4.33 × 4.31 × 2.65 mm
L/W Ratio1.00
Top View
4.33 mm4.31 mm0.30 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 3522212221
Side View
Table 56.2%CrownGirdlePavilionCuletDepth 61.4%

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: Oct 29
Current: $198 SGD|Low: $190 SGD|High: $449 SGD|Avg: $285 SGD|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 1$198 SGD
Retailer 4$230 SGD
Retailer 2$245 SGD
Retailer 3$449 SGD

4 data points across 4 retailers

5 retailers$198 SGD to $789 SGD

A
Cheapest Retailer
-
$198 SGD
$155 USD
B+
Retailer 2
-
$230 SGD
$180 USD
View
B+
Retailer 3
-
$245 SGD
$192 USD
View
B
Retailer 4
-
$449 SGD
$351 USD
View
Most Expensive
C
NZ Jewellers
3646e915-df9f-41dd-a89c-d8aeee06f60f · Oct 27
$789 SGD
$617 USD
View
4 more retailers have this diamond
Prices start from $198 SGDSave up to $591 SGD

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
0.30ct Round
$198 SGD