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Radiant|Natural|GIA

1.53ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2547012517

Certificate GIA 2547012517

Diamond specifications and retailer prices

From $11,833 NZD
$6,669 USD
As of October 31, 2026
Save $5,784 NZD (33%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $17,617 NZD at Riddles Jewelry · As of October 31, 2026
View at Riddles Jewelry

About this 1.53ct natural radiant diamond

This 1.53ct natural radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547012517. Listed at 11 retailers as of October 31, 2026, with prices from $11,833 to $17,617, a $5,784 spread on the same certified stone. Riddles Jewelry lists it at $17,617. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2547012517
Dimensions7.55 × 5.70 × 3.97 mm
L/W Ratio1.32
Top View
7.55 mm5.70 mm1.53 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2547012517
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.7%

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: $15,659 NZD|Low: $11,606 NZD|High: $16,517 NZD|Avg: $14,467 NZD|+0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$11,833 NZD
Retailer 3$12,766 NZD
Retailer 6$13,187 NZD
Retailer 5$14,769 NZD
Retailer 7$15,296 NZD
Retailer 1$15,659 NZD
Retailer 8$16,130 NZD
Retailer 2$16,467 NZD

40 data points across 8 retailers

11 retailers$11,833 NZD to $17,617 NZD

A
Cheapest Retailer
-
$11,833 NZD
$6,669 USD
A
Retailer 2
-
$12,386 NZD
$6,981 USD
View
A
Retailer 3
-
$12,766 NZD
$7,195 USD
View
Final sale: no returns
A
Retailer 4
-
$12,817 NZD
$7,224 USD
View
B+
Retailer 5
-
$13,187 NZD
CA$10,322 CAD
View
B+
Retailer 6
-
$14,769 NZD
$8,324 USD
View
B+
Retailer 7
-
$15,296 NZD
$8,621 USD
View
B+
Retailer 8
-
$15,659 NZD
£6,949 GBP
View
B+
Retailer 9
-
$16,130 NZD
$9,091 USD
View
B+
Retailer 10
-
$16,467 NZD
€8,839 EUR
View
Most Expensive
B
Riddles Jewelry
1894715100 · Oct 31
$17,617 NZD
$9,929 USD
View
10 more retailers have this diamond
Prices start from $11,833 NZDSave up to $5,784 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.

A
1.53ct Radiant
$11,833 NZD