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Radiant|Natural|GIA

1.61ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 7482515964

Certificate GIA 7482515964

Diamond specifications and retailer prices

From $7,615 AUD
As of November 6, 2026
Save $5,019 AUD (40%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,633 AUD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 1.61ct natural radiant diamond

This 1.61ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7482515964. Listed at 7 retailers as of November 5, 2026, with prices from $7,615 to $12,633, a $5,019 spread on the same certified stone. Cape Diamonds lists it at $12,633. 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

1.61
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7482515964
Dimensions6.85 × 6.19 × 4.32 mm
L/W Ratio1.11
Cert comments
Pinpoints are not shown. Surface graining is not shown.
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
6.85 mm6.19 mm1.61 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7482515964
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.9%

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: Nov 6
Current: $12,633 AUD|Low: $7,615 AUD|High: $12,721 AUD|Avg: $8,957 AUD|+0.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 3$7,615 AUD
Retailer 6$8,088 AUD
Retailer 5$8,190 AUD
Retailer 4$8,290 AUD
Retailer 2$12,585 AUD
Cape Diamonds$12,633 AUD

8 data points across 6 retailers

7 retailers$7,615 AUD to $12,633 AUD

A
Cheapest Retailer
-
$7,615 AUD
A
Retailer 2
-
$8,088 AUD
View
A
Retailer 3
-
$8,190 AUD
View
A
Retailer 4
-
$8,290 AUD
View
B+
Retailer 5
-
$8,497 AUD
View
Retailer 6
-
$12,585 AUD
View
Most Expensive
B
Cape Diamonds
cert_7482515964 · Nov 5
$12,633 AUD
ZAR 140,231 ZAR
View
6 more retailers have this diamond
Prices start from $7,615 AUDSave up to $5,019 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
1.61ct Radiant
$7,615 AUD