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Round|Natural|GIA

0.40ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 2396962220

Certificate GIA 2396962220

Diamond specifications and retailer prices

From $298 SGD
$233 USD
As of October 28, 2026
Save $1,194 SGD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,492 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 2396962220. Listed at 19 retailers as of October 28, 2026, with prices from $298 to $1,492, a $1,194 spread on the same certified stone. NZ Jewellers lists it at $1,492. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2396962220
Dimensions4.75 × 4.74 × 2.89 mm
L/W Ratio1.00
Top View
4.75 mm4.74 mm0.40 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2396962220
Side View
Table 61.0%Crown 33.5°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 61.0%

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: $1,492 SGD|Low: $298 SGD|High: $1,492 SGD|Avg: $487 SGD
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 30, 2026
Retailer 4$298 SGD
Retailer 3$313 SGD
Retailer 16$321 SGD
Retailer 14$332 SGD
Retailer 8$353 SGD
Retailer 13$394 SGD
Retailer 5$401 SGD
Retailer 6$401 SGD
Retailer 9$422 SGD
Retailer 10$422 SGD
Retailer 15$435 SGD
Retailer 17$440 SGD
Retailer 18$458 SGD
Retailer 2$511 SGD
Retailer 7$540 SGD
Retailer 11$642 SGD
Retailer 12$761 SGD
NZ Jewellers$1,492 SGD

31 data points across 18 retailers

19 retailers$298 SGD to $1,492 SGD

A
Cheapest Retailer
-
$298 SGD
$233 USD
A
Retailer 2
-
$313 SGD
$245 USD
View
A
Retailer 3
-
$321 SGD
$251 USD
View
A
Retailer 4
-
$332 SGD
$260 USD
View
A
Retailer 5
-
$394 SGD
$308 USD
View
B+
Retailer 6
-
$401 SGD
$314 USD
View
A
Retailer 7
-
$401 SGD
$314 USD
View
B+
Retailer 8
-
$422 SGD
$330 USD
View
B+
Retailer 9
-
$422 SGD
$330 USD
View
B+
Retailer 10
-
$435 SGD
$340 USD
View
B+
Retailer 11
-
$440 SGD
$344 USD
View
B+
Retailer 12
-
$458 SGD
$358 USD
View
B+
Retailer 13
-
$511 SGD
ZAR 6,453 ZAR
View
B+
Retailer 14
-
$514 SGD
€383 EUR
View
Retailer 15
-
$540 SGD
A$650 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$642 SGD
€478 EUR
View
B
Retailer 17
-
$761 SGD
£469 GBP
View
B
Retailer 18
-
$789 SGD
£486 GBP
View
Most Expensive
C
NZ Jewellers
a3e7b1f9-a512-4436-8e6c-405acac2cf3d · Oct 30
$1,492 SGD
$1,167 USD
View
18 more retailers have this diamond
Prices start from $298 SGDSave up to $1,194 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
$298 SGD