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Radiant|Natural|GIA

1.53ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 11172689

Certificate GIA 11172689

Diamond specifications and retailer prices

From $10,606 CAD
£5,978 GBP
As of October 31, 2026
Save $5,279 CAD (33%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $15,885 CAD at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 11172689. Listed at 4 retailers as of October 29, 2026, with prices from $10,606 to $15,885, a $5,279 spread on the same certified stone. MOH London lists it at $15,885. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 11172689
Dimensions8.09 × 5.95 × 3.94 mm
L/W Ratio1.36
Top View
8.09 mm5.95 mm1.53 ctI / SI2
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 11172689
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 66.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $15,885 CAD|Low: $9,415 CAD|High: $15,990 CAD|Avg: $12,141 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$9,415 CAD
Retailer 2$10,606 CAD
Retailer 3$12,390 CAD
Retailer 4$12,490 CAD
MOH London$15,885 CAD

42 data points across 5 retailers

4 retailers$10,606 CAD to $15,885 CAD

B
Cheapest Retailer
-
$10,606 CAD
£5,978 GBP
B
Retailer 2
-
$12,390 CAD
€8,447 EUR
View
Retailer 3
-
$12,490 CAD
$8,941 USD
View
Price last confirmed 8 days ago
Most Expensive
C
MOH London
25FA5C5A3 · Oct 29
$15,885 CAD
£8,954 GBP
View
3 more retailers have this diamond
Prices start from $10,606 CADSave up to $5,279 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.

B
1.53ct Radiant
$10,606 CAD