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Round|Natural|GIA

0.42ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 7566360755

Certificate GIA 7566360755

Diamond specifications and retailer prices

From $475 SGD
₹35,293 INR
As of October 29, 2026
Save $1,005 SGD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,398 SGD at NZ Jewellers · As of October 8, 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 7566360755. Listed at 17 retailers as of October 29, 2026, with a 212% 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 angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7566360755
Dimensions4.74 × 4.78 × 2.99 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Crystal
Top View
4.74 mm4.78 mm0.42 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566360755
Side View
Table 58.0%Crown 33.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $793 SGD|Low: $459 SGD|High: $1,548 SGD|Avg: $851 SGD|+1.2%
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
Retailer 14
Retailer 15
October 29, 2026
Retailer 8$475 SGD
Retailer 5$558 SGD
Retailer 7$666 SGD
Retailer 14$680 SGD
Retailer 13$684 SGD
Retailer 3$687 SGD
Retailer 4$687 SGD
Retailer 1$793 SGD
Retailer 2$806 SGD
Retailer 12$880 SGD
Retailer 9$897 SGD
Retailer 6$984 SGD
Retailer 15$986 SGD
Retailer 10$1,298 SGD
Retailer 11$1,480 SGD

28 data points across 15 retailers

17 retailers$475 SGD to $1,480 SGD

A
Cheapest Retailer
-
$475 SGD
₹35,293 INR
A
Retailer 2
-
$558 SGD
HK$3,400 HKD
View
Retailer 3
-
$625 SGD
$488 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$680 SGD
View
A
Retailer 5
-
$684 SGD
$534 USD
View
A
Retailer 6
-
$687 SGD
$536 USD
View
A
Retailer 7
-
$687 SGD
$536 USD
View
Retailer 8
-
$722 SGD
$563 USD
View
Price last confirmed 21 days ago
A
Retailer 9
-
$793 SGD
£487 GBP
View
A
Retailer 10
-
$806 SGD
$629 USD
View
B+
Retailer 11
-
$880 SGD
€654 EUR
View
B+
Retailer 12
-
$897 SGD
$700 USD
View
Retailer 13
-
$984 SGD
A$1,181 AUD
View
Price last confirmed 32 days ago
B+
Retailer 14
-
$986 SGD
ZAR 12,434 ZAR
View
B+
Retailer 15
-
$1,298 SGD
£797 GBP
View
B
Retailer 16
-
$1,480 SGD
£909 GBP
View
Most Expensive
NZ Jewellers
508b233b-45c5-49a1-994a-b93806e21dd0 · Oct 8
$2,398 SGD
$1,871 USD
View
Price last confirmed 21 days ago
16 more retailers have this diamond
Prices start from $475 SGDSave up to $1,005 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
$475 SGD