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Radiant|Natural|GIA

0.90ct I SI2 Radiant Natural Diamond

ID • I/SI2 • GIA 1429523395

Certificate GIA 1429523395

Diamond specifications and retailer prices

From $1,695 AUD
HK$9,300 HKD
As of October 31, 2026
Save $4,218 AUD (71%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,913 AUD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1429523395. Listed at 16 retailers as of October 30, 2026, with prices from $1,695 to $5,913, a $4,218 spread on the same certified stone. Moon Ocean lists it at $5,913. 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

0.90
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1429523395
Dimensions6.15 × 4.66 × 3.24 mm
L/W Ratio1.32
Key to symbols
Crystal, Feather
Top View
6.15 mm4.66 mm0.90 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1429523395
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 69.5%

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 31
Current: $5,913 AUD|Low: $1,676 AUD|High: $5,970 AUD|Avg: $2,810 AUD|-1.0%
Moon Ocean
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 31, 2026
Retailer 2$1,695 AUD
Retailer 7$1,893 AUD
Retailer 3$2,101 AUD
Retailer 9$2,146 AUD
Retailer 6$2,178 AUD
Retailer 4$2,249 AUD
Retailer 14$2,278 AUD
Retailer 15$2,278 AUD
Retailer 13$2,383 AUD
Retailer 5$2,472 AUD
Retailer 10$2,531 AUD
Retailer 17$2,628 AUD
Retailer 11$3,111 AUD
Retailer 8$3,294 AUD
Retailer 12$4,012 AUD
Retailer 16$5,556 AUD
Moon Ocean$5,913 AUD

25 data points across 17 retailers

16 retailers$1,695 AUD to $5,913 AUD

A
Cheapest Retailer
-
$1,695 AUD
HK$9,300 HKD
B+
Retailer 2
-
$2,101 AUD
$1,476 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,111 AUD
$1,483 USD
View
B+
Retailer 4
-
$2,178 AUD
$1,530 USD
View
B+
Retailer 5
-
$2,249 AUD
$1,580 USD
View
B+
Retailer 6
-
$2,278 AUD
$1,600 USD
View
B+
Retailer 7
-
$2,278 AUD
$1,600 USD
View
B+
Retailer 8
-
$2,351 AUD
SGD 2,232 SGD
View
B+
Retailer 9
-
$2,383 AUD
$1,674 USD
View
B+
Retailer 10
-
$2,472 AUD
$1,736 USD
View
B+
Retailer 11
-
$2,531 AUD
£1,400 GBP
View
B+
Retailer 12
-
$2,628 AUD
$1,846 USD
View
B+
Retailer 13
-
$3,111 AUD
€2,081 EUR
View
B
Retailer 14
-
$4,012 AUD
£2,219 GBP
View
B
Retailer 15
-
$5,556 AUD
$3,903 USD
View
Most Expensive
B
Moon Ocean
NVN-26569F29B-395 · Oct 30
$5,913 AUD
£3,270 GBP
View
15 more retailers have this diamond
Prices start from $1,695 AUDSave up to $4,218 AUD

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
0.90ct Radiant
$1,695 AUD