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Radiant|Natural|GIA

0.40ct D SI1 Radiant Natural Diamond

D/SI1 • GIA 6561480194

Certificate GIA 6561480194

Diamond specifications and retailer prices

From $1,384 NZD
$780 USD
As of October 31, 2026
Save $1,032 NZD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,416 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.4ct natural radiant diamond

This 0.4ct natural radiant sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 6561480194. Listed at 7 retailers as of October 31, 2026, with prices from $1,384 to $2,416, a $1,032 spread on the same certified stone. MOH London lists it at $2,416. 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
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle46.08°
Pavilion angle57.76°
OriginNatural
Grading LabGIA
CertificateGIA 6561480194
Dimensions3.98 × 3.98 × 2.66 mm
L/W Ratio1.00
Top View
3.98 mm3.98 mm0.40 ctD / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561480194
Side View
Table 65.0%Crown 46.08°GirdlePavilion 57.76°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,416 NZD|Low: $1,384 NZD|High: $2,443 NZD|Avg: $1,698 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$1,384 NZD
Retailer 3$1,412 NZD
Retailer 5$1,433 NZD
Retailer 7$1,449 NZD
Retailer 4$1,621 NZD
Retailer 2$2,116 NZD
MOH London$2,416 NZD

27 data points across 7 retailers

7 retailers$1,384 NZD to $2,416 NZD

B+
Cheapest Retailer
-
$1,384 NZD
$780 USD
B+
Retailer 2
-
$1,412 NZD
€758 EUR
View
B+
Retailer 3
-
$1,433 NZD
£636 GBP
View
B
Retailer 4
-
$1,449 NZD
$817 USD
View
B
Retailer 5
-
$1,621 NZD
ZAR 14,761 ZAR
View
B
Retailer 6
-
$2,116 NZD
£939 GBP
View
Most Expensive
B
MOH London
21F9397FC · Nov 1
$2,416 NZD
£1,072 GBP
View
6 more retailers have this diamond
Prices start from $1,384 NZDSave up to $1,032 NZD

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.

B+
0.40ct Radiant
$1,384 NZD