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Round|Natural|GIA

0.42ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6542117394

Certificate GIA 6542117394

Diamond specifications and retailer prices

From $416 SGD
₹30,876 INR
As of October 28, 2026
Save $887 SGD (68%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,463 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.42ct natural round diamond

This 0.42ct natural round sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542117394. Listed at 18 retailers as of October 28, 2026, with a 213% 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

0.42
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542117394
Dimensions4.82 × 4.80 × 2.98 mm
L/W Ratio1.00
Star length50%
Top View
4.82 mm4.80 mm0.42 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542117394
Side View
Table 57.0%Crown 36°Girdle: MED-MEDPavilion 40.6°Culet: NoneDepth 61.9%

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 28
Current: $1,302 SGD|Low: $415 SGD|High: $1,387 SGD|Avg: $752 SGD|-6.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 7$416 SGD
Retailer 13$492 SGD
Retailer 2$600 SGD
Retailer 12$618 SGD
Retailer 5$665 SGD
Retailer 11$689 SGD
Retailer 4$740 SGD
Retailer 6$793 SGD
Retailer 9$798 SGD
Retailer 10$820 SGD
Retailer 3$886 SGD
Retailer 8$922 SGD
Retailer 1$1,302 SGD

19 data points across 13 retailers

18 retailers$416 SGD to $1,302 SGD

A
Cheapest Retailer
-
$416 SGD
₹30,876 INR
A
Retailer 2
-
$492 SGD
HK$3,000 HKD
View
A
Retailer 3
-
$600 SGD
View
A
Retailer 4
-
$618 SGD
$482 USD
View
A
Retailer 5
-
$642 SGD
$501 USD
View
Price last confirmed 28 days ago
A
Retailer 6
-
$665 SGD
$519 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$689 SGD
£423 GBP
View
A
Retailer 8
-
$692 SGD
$540 USD
View
Price last confirmed 30 days ago
A
Retailer 9
-
$740 SGD
$578 USD
View
A
Retailer 10
-
$742 SGD
$579 USD
View
Price last confirmed 30 days ago
A
Retailer 11
-
$793 SGD
$619 USD
View
A
Retailer 12
-
$798 SGD
$623 USD
View
A
Retailer 13
-
$820 SGD
$640 USD
View
B+
Retailer 14
-
$886 SGD
ZAR 11,165 ZAR
View
B+
Retailer 15
-
$922 SGD
€685 EUR
View
B+
Retailer 16
-
$966 SGD
A$1,160 AUD
View
Price last confirmed 25 days ago
B+
Retailer 17
-
$1,302 SGD
£800 GBP
View
Most Expensive
B
NZ Jewellers
7ba2e992-bd3d-4f88-9831-fa0f5bbdbde4 · Sep 28
$2,463 SGD
$1,922 USD
View
Price last confirmed 31 days ago
17 more retailers have this diamond
Prices start from $416 SGDSave up to $887 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
0.42ct Round
$416 SGD