Round|Natural|GIA

0.42ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1503649346

Certificate GIA 1503649346

Diamond specifications and retailer prices

From $393 USD
₹37,391 INR
As of October 29, 2026
Save $1,243 USD (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,636 USD at NZ Jewellers · As of October 26, 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 1503649346. Listed at 21 retailers as of October 26, 2026, with prices from $393 to $1,636, a $1,243 spread on the same certified stone. NZ Jewellers lists it at $1,636. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1503649346
Dimensions4.77 × 4.81 × 2.97 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Key to symbols
Feather
Top View
4.77 mm4.81 mm0.42 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1503649346
Side View
Table 59.0%Crown 34.5°Girdle: STK-STKPavilion 41.2°Culet: NoneDepth 61.9%

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: $1,636 USD|Low: $392 USD|High: $1,684 USD|Avg: $749 USD|-2.9%
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 11$393 USD
Retailer 3$448 USD
Retailer 6$527 USD
Retailer 18$532 USD
Retailer 17$563 USD
Retailer 7$567 USD
Retailer 10$567 USD
Retailer 4$602 USD
Retailer 2$655 USD
Retailer 8$658 USD
Retailer 9$696 USD
Retailer 15$725 USD
Retailer 12$725 USD
Retailer 16$737 USD
Retailer 5$815 USD
Retailer 13$1,072 USD
Retailer 14$1,223 USD
NZ Jewellers$1,636 USD

16 data points across 18 retailers

21 retailers$393 USD to $1,636 USD

A
Cheapest Retailer
-
$393 USD
₹37,391 INR
A
Retailer 2
-
$448 USD
HK$3,500 HKD
View
A
Retailer 3
-
$510 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
$527 USD
View
A
Retailer 5
-
$532 USD
A$818 AUD
View
A
Retailer 6
-
$563 USD
View
A
Retailer 7
-
$567 USD
View
A
Retailer 8
-
$567 USD
View
A
Retailer 9
-
$602 USD
View
A
Retailer 10
-
$655 USD
£516 GBP
View
A
Retailer 11
-
$658 USD
View
B+
Retailer 12
-
$696 USD
View
B+
Retailer 13
-
$725 USD
€690 EUR
View
B+
Retailer 14
-
$725 USD
View
B+
Retailer 15
-
$737 USD
View
B+
Retailer 16
-
$815 USD
ZAR 13,171 ZAR
View
B+
Retailer 17
-
$852 USD
A$1,310 AUD
View
Price last confirmed 25 days ago
B
Retailer 18
-
$1,072 USD
£844 GBP
View
B
Retailer 19
-
$1,223 USD
£963 GBP
View
B
Retailer 20
-
$1,275 USD
£1,004 GBP
View
Most Expensive
B
NZ Jewellers
adf24465-3988-437f-8239-e8af7fea298f · Oct 26
$1,636 USD
View
20 more retailers have this diamond
Prices start from $393 USDSave up to $1,243 USD

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
$393 USD