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6.03ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 6511590703

Certificate GIA 6511590703

Diamond specifications and retailer prices

From $29,877 SGD
$23,371 USD
As of October 26, 2026
Save $16,643 SGD (36%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $46,521 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.03ct lab-grown round diamond

This 6.03ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6511590703. Listed at 2 retailers as of October 26, 2026, with prices from $29,877 to $46,521, a $16,643 spread on the same certified stone. Brilliant Earth lists it at $46,521. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.03
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 6511590703
Dimensions11.68 × 11.74 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Top View
11.68 mm11.74 mm6.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511590703
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41°CuletDepth 61.3%

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 26
Current: $46,521 SGD|Low: $29,877 SGD|High: $52,146 SGD|Avg: $41,467 SGD|-10.8%
Brilliant Earth
Retailer 2
October 18, 2026
Retailer 2$29,877 SGD
Brilliant Earth$46,521 SGD

7 data points across 2 retailers

2 retailers$29,877 SGD to $46,521 SGD

B+
Cheapest Retailer
-
$29,877 SGD
$23,371 USD
Most Expensive
B
Brilliant Earth
21408940Y · Oct 29
$46,521 SGD
$36,390 USD
View
1 more retailer has this diamond
Prices start from $29,877 SGDSave up to $16,643 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+
6.03ct Round
$29,877 SGD