Round|Natural|GIA

0.40ct J SI1 Round Natural Diamond

GD • J/SI1 • GIA 1353927431

Certificate GIA 1353927431

Diamond specifications and retailer prices

From $250 CAD
₹16,979 INR
As of October 29, 2026
Save $1,373 CAD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,622 CAD 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 standard cut grade and certified by GIA 1353927431. Listed at 18 retailers as of October 29, 2026, with prices from $250 to $1,622, a $1,373 spread on the same certified stone. NZ Jewellers lists it at $1,622. 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
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 1353927431
Dimensions4.76 × 4.75 × 2.83 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
4.76 mm4.75 mm0.40 ctJ / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1353927431
Side View
Table 63.0%Crown 33.5°Girdle: THN-THKPavilion 40.4°Culet: NoneDepth 59.4%

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 29
Current: $727 CAD|Low: $248 CAD|High: $837 CAD|Avg: $562 CAD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$250 CAD
Retailer 6$371 CAD
Retailer 5$554 CAD
Retailer 2$558 CAD
Retailer 8$574 CAD
Retailer 7$608 CAD
Retailer 1$727 CAD
Retailer 4$832 CAD

30 data points across 8 retailers

18 retailers$250 CAD to $1,622 CAD

A
Cheapest Retailer
-
$250 CAD
₹16,979 INR
B+
Retailer 2
-
$305 CAD
HK$1,700 HKD
View
B+
Retailer 3
-
$358 CAD
$256 USD
View
Retailer 4
-
$371 CAD
$265 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$380 CAD
SGD 367 SGD
View
B+
Retailer 6
-
$385 CAD
$275 USD
View
B+
Retailer 7
-
$399 CAD
$285 USD
View
B+
Retailer 8
-
$402 CAD
$287 USD
View
B+
Retailer 9
-
$481 CAD
$344 USD
View
B+
Retailer 10
-
$540 CAD
$386 USD
View
B+
Retailer 11
-
$554 CAD
ZAR 6,394 ZAR
View
B+
Retailer 12
-
$558 CAD
£314 GBP
View
Retailer 13
-
$574 CAD
A$630 AUD
View
Price last confirmed 26 days ago
B+
Retailer 14
-
$582 CAD
$416 USD
View
B
Retailer 15
-
$727 CAD
£409 GBP
View
B
Retailer 16
-
$832 CAD
£468 GBP
View
B
Retailer 17
-
$837 CAD
£471 GBP
View
Most Expensive
C
NZ Jewellers
15499dae-8135-43d7-9b18-feb88052580d · Oct 30
$1,622 CAD
$1,159 USD
View
17 more retailers have this diamond
Prices start from $250 CADSave up to $1,373 CAD

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
$250 CAD