Radiant|Lab Grown|IGI

4.89ct D IF Radiant Lab Grown Diamond

D/IF

Diamond specifications and retailer prices

From $8,278 SGD
$6,475 USD
As of October 30, 2026
Save $4,304 SGD (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $12,582 SGD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 4.89ct lab-grown radiant diamond

This 4.89ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI. Listed at 5 retailers as of October 28, 2026, with prices from $8,278 to $12,582, a $4,304 spread on the same certified stone. NZ Jewellers lists it at $12,582. 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

4.89
Carat
D
Colour
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions12.00 × 8.54 × 5.50 mm
L/W Ratio1.41
Top View
12.00 mm8.54 mm4.89 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MediumPavilionCulet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $12,582 SGD|Low: $8,278 SGD|High: $12,582 SGD|Avg: $9,376 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$8,278 SGD
Retailer 5$8,609 SGD
Retailer 2$8,855 SGD
Retailer 3$9,602 SGD
Retailer 6$9,602 SGD
NZ Jewellers$12,582 SGD

18 data points across 6 retailers

5 retailers$8,278 SGD to $12,582 SGD

B+
Cheapest Retailer
-
$8,278 SGD
$6,475 USD
B+
Retailer 2
-
$8,609 SGD
$6,734 USD
View
B+
Retailer 3
-
$8,855 SGD
£5,454 GBP
View
B+
Retailer 4
-
$9,602 SGD
$7,511 USD
View
Most Expensive
B
NZ Jewellers
1ef10371-3b72-4b07-87b3-87f3fa33ad22 · Oct 28
$12,582 SGD
$9,842 USD
View
4 more retailers have this diamond
Prices start from $8,278 SGDSave up to $4,304 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.

B+
4.89ct Radiant
$8,278 SGD