Radiant|Natural|GIA

1.53ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 1242080132

Certificate GIA 1242080132

Diamond specifications and retailer prices

From $12,297 AUD
As of November 5, 2026
17 retailers carry this diamond
Most expensive: $25,188 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.53ct natural radiant diamond

This 1.53ct 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 1242080132. Listed at 17 retailers as of November 5, 2026. 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

1.53
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1242080132
Dimensions7.51 × 5.64 × 3.88 mm
L/W Ratio1.33
Girdle conditionPolished
Top View
7.51 mm5.64 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1242080132
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $25,188 AUD|Low: $5,384 AUD|High: $25,188 AUD|Avg: $8,745 AUD|+100.9%
MOH London
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
October 29, 2026
Retailer 10$5,384 AUD
Retailer 24$5,858 AUD
Retailer 16$6,167 AUD
Retailer 3$6,228 AUD
Retailer 11$6,589 AUD
Retailer 23$6,881 AUD
Retailer 14$6,900 AUD
Retailer 4$7,019 AUD
Retailer 8$7,155 AUD
Retailer 12$7,169 AUD
Retailer 15$7,801 AUD
Retailer 17$7,861 AUD
Retailer 7$8,367 AUD
Retailer 6$9,414 AUD
Retailer 5$11,384 AUD
Retailer 2$12,297 AUD
Retailer 9$12,965 AUD
Retailer 21$16,494 AUD
Retailer 13$17,501 AUD
Retailer 20$18,297 AUD
Retailer 22$18,962 AUD
Retailer 18$19,259 AUD
Retailer 19$19,726 AUD
MOH London$25,188 AUD

17 data points across 24 retailers

17 retailers

Retailer 1
-
$5,384 AUD
Price last confirmed 24 days ago
Retailer 2
-
$5,858 AUD
View
Price last confirmed 24 days ago
Retailer 3
-
$6,167 AUD
View
Price last confirmed 24 days ago
Retailer 4
-
$6,228 AUD
View
Price last confirmed 25 days ago
Retailer 5
-
$6,900 AUD
View
Price last confirmed 23 days ago
Retailer 6
-
$7,801 AUD
View
Price last confirmed 23 days ago
Retailer 7
-
$7,861 AUD
View
Price last confirmed 29 days ago
Retailer 8
-
$9,414 AUD
View
Price last confirmed 26 days ago
Retailer 9
-
$11,384 AUD
View
Price last confirmed 24 days ago
B
Retailer 10
-
$12,297 AUD
View
Retailer 11
-
$12,965 AUD
View
Price last confirmed 27 days ago
Retailer 12
-
$16,494 AUD
View
Price last confirmed 12 days ago
Retailer 13
-
$17,501 AUD
View
Price last confirmed 11 days ago
Retailer 14
-
$18,962 AUD
View
Price last confirmed 13 days ago
Retailer 15
-
$19,259 AUD
View
Price last confirmed 12 days ago
Retailer 16
-
$19,726 AUD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
894FF6085 · Oct 26
$25,188 AUD
£13,627 GBP
View
Price last confirmed 11 days ago
16 more retailers have this diamond
Prices start from $12,297 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.

B
1.53ct Radiant
$12,297 AUD