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Round|Natural|GIA

0.40ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 7433611111

Certificate GIA 7433611111

Diamond specifications and retailer prices

From $306 SGD
$239 USD
As of October 28, 2026
Save $1,222 SGD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,528 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7433611111. Listed at 19 retailers as of October 28, 2026, with prices from $306 to $1,528, a $1,222 spread on the same certified stone. NZ Jewellers lists it at $1,528. 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

0.40
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7433611111
Dimensions4.66 × 4.55 × 2.96 mm
L/W Ratio1.02
Top View
4.66 mm4.55 mm0.40 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 7433611111
Side View
Table 58.0%Crown 36.5°Girdle: THN-THKPavilion 41°Culet: NoneDepth 64.4%

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 28
Current: $1,528 SGD|Low: $306 SGD|High: $1,562 SGD|Avg: $532 SGD|-2.2%
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
October 30, 2026
Retailer 4$306 SGD
Retailer 12$320 SGD
Retailer 16$329 SGD
Retailer 13$340 SGD
Retailer 9$362 SGD
Retailer 15$408 SGD
Retailer 7$410 SGD
Retailer 5$412 SGD
Retailer 6$422 SGD
Retailer 14$422 SGD
Retailer 17$453 SGD
Retailer 3$464 SGD
Retailer 2$523 SGD
Retailer 8$552 SGD
Retailer 10$656 SGD
Retailer 11$783 SGD
NZ Jewellers$1,528 SGD

36 data points across 17 retailers

19 retailers$306 SGD to $1,528 SGD

A
Cheapest Retailer
-
$306 SGD
$239 USD
Retailer 2
-
$320 SGD
$250 USD
View
Price last confirmed 10 days ago
B+
Retailer 3
-
$329 SGD
$257 USD
View
A
Retailer 4
-
$340 SGD
$266 USD
View
B+
Retailer 5
-
$408 SGD
$319 USD
View
B+
Retailer 6
-
$410 SGD
$321 USD
View
B+
Retailer 7
-
$412 SGD
$322 USD
View
B+
Retailer 8
-
$422 SGD
$330 USD
View
B+
Retailer 9
-
$422 SGD
$330 USD
View
B+
Retailer 10
-
$447 SGD
$350 USD
View
B+
Retailer 11
-
$453 SGD
$354 USD
View
B+
Retailer 12
-
$464 SGD
$363 USD
View
B+
Retailer 13
-
$523 SGD
ZAR 6,605 ZAR
View
B+
Retailer 14
-
$524 SGD
€390 EUR
View
Retailer 15
-
$552 SGD
A$665 AUD
View
Price last confirmed 27 days ago
B
Retailer 16
-
$656 SGD
€489 EUR
View
B
Retailer 17
-
$783 SGD
£482 GBP
View
B
Retailer 18
-
$784 SGD
£483 GBP
View
Most Expensive
C
NZ Jewellers
ad6dc815-cb58-4eaf-bef3-f61e8a6d2633 · Oct 30
$1,528 SGD
$1,195 USD
View
18 more retailers have this diamond
Prices start from $306 SGDSave up to $1,222 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
0.40ct Round
$306 SGD