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Radiant|Natural|GIA

1.52ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 93

Certificate GIA 93

Diamond specifications and retailer prices

From $14,611 NZD
$8,221 USD
As of November 2, 2026
Save $3,866 NZD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $18,477 NZD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.52ct natural radiant diamond

This 1.52ct natural radiant sits in the one-and-a-half to two carat band, graded H 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. Listed at 3 retailers as of October 31, 2026, with prices from $14,611 to $18,477, a $3,866 spread on the same certified stone. Blue Nile lists it at $18,477. 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

1.52
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 93
Dimensions7.54 × 5.77 × 3.86 mm
L/W Ratio1.31
Top View
7.54 mm5.77 mm1.52 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 93
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $18,477 NZD|Low: $14,439 NZD|High: $27,683 NZD|Avg: $19,349 NZD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 26, 2026
Retailer 2$14,611 NZD
Retailer 6$16,044 NZD
Retailer 4$17,993 NZD
Blue Nile$18,477 NZD
Retailer 5$20,762 NZD
Retailer 3$27,683 NZD

3 data points across 6 retailers

3 retailers$14,611 NZD to $18,477 NZD

B+
Cheapest Retailer
-
$14,611 NZD
$8,221 USD
B
Retailer 2
-
$16,044 NZD
$9,027 USD
View
Most Expensive
B
Blue Nile
17728744 · Oct 31
$18,477 NZD
$10,396 USD
View
2 more retailers have this diamond
Prices start from $14,611 NZDSave up to $3,866 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.

B+
1.52ct Radiant
$14,611 NZD