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Radiant|Natural|GIA

1.51ct I SI2 Radiant Natural Diamond

EX • I/SI2 • GIA 2527616153

Certificate GIA 2527616153

Diamond specifications and retailer prices

From HK$23,953 HKD
$3,053 USD
As of October 28, 2026
Save HK$30,350 HKD (56%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$54,303 HKD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct 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 2527616153. Listed at 27 retailers as of October 27, 2026, with prices from HK$23,953 to HK$54,303, a HK$30,350 spread on the same certified stone. NZ Jewellers lists it at HK$54,303. 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

1.51
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.84°
Pavilion angle33.19°
OriginNatural
Grading LabGIA
CertificateGIA 2527616153
Dimensions7.11 × 5.67 × 4.00 mm
L/W Ratio1.25
Top View
7.11 mm5.67 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527616153
Side View
Table 68.0%Crown 48.84°Girdle: VTH-ETHPavilion 33.19°Culet: NoneDepth 70.4%

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 28
Current: HK$54,303 HKD|Low: HK$21,043 HKD|High: HK$55,794 HKD|Avg: HK$31,648 HKD|-2.7%
NZ Jewellers
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
Retailer 25
Retailer 26
Retailer 27
October 29, 2026
Retailer 7HK$23,953 HKD
Retailer 6HK$24,558 HKD
Retailer 2HK$24,565 HKD
Retailer 4HK$24,731 HKD
Retailer 10HK$25,060 HKD
Retailer 19HK$26,065 HKD
Retailer 12HK$28,081 HKD
Retailer 11HK$28,238 HKD
Retailer 25HK$28,238 HKD
Retailer 23HK$28,267 HKD
Retailer 18HK$28,306 HKD
Retailer 26HK$28,615 HKD
Retailer 27HK$29,321 HKD
Retailer 14HK$30,184 HKD
Retailer 21HK$30,496 HKD
Retailer 5HK$30,710 HKD
Retailer 16HK$30,835 HKD
Retailer 17HK$31,314 HKD
Retailer 22HK$31,689 HKD
Retailer 3HK$31,934 HKD
Retailer 15HK$31,934 HKD
Retailer 8HK$32,577 HKD
Retailer 9HK$33,032 HKD
Retailer 13HK$34,346 HKD
Retailer 20HK$45,040 HKD
Retailer 24HK$52,194 HKD
NZ JewellersHK$54,303 HKD

30 data points across 27 retailers

27 retailersHK$23,953 HKD to HK$54,303 HKD

A
Cheapest Retailer
-
HK$23,953 HKD
$3,053 USD
A
Retailer 2
-
HK$24,558 HKD
$3,130 USD
View
A
Retailer 3
-
HK$24,565 HKD
$3,131 USD
View
A
Retailer 4
-
HK$24,731 HKD
$3,152 USD
View
A
Retailer 5
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HK$25,060 HKD
$3,194 USD
View
A
Retailer 6
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HK$28,081 HKD
$3,579 USD
View
Retailer 7
-
HK$28,238 HKD
$3,599 USD
View
Price last confirmed 7 days ago
Retailer 8
-
HK$28,238 HKD
$3,599 USD
View
Price last confirmed 8 days ago
Retailer 9
-
HK$28,267 HKD
$3,603 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
HK$28,306 HKD
CA$5,011 CAD
View
Retailer 11
-
HK$28,615 HKD
$3,647 USD
View
Price last confirmed 10 days ago
Retailer 12
-
HK$29,321 HKD
$3,737 USD
View
Price last confirmed 8 days ago
A
Retailer 13
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HK$30,080 HKD
A$5,898 AUD
View
A
Retailer 14
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HK$30,184 HKD
$3,847 USD
View
A
Retailer 15
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HK$30,496 HKD
£3,060 GBP
View
Retailer 16
-
HK$30,710 HKD
$3,914 USD
View
Price last confirmed 12 days ago
A
Retailer 17
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HK$30,835 HKD
$3,930 USD
View
A
Retailer 18
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HK$31,314 HKD
$3,991 USD
View
A
Retailer 19
-
HK$31,689 HKD
£3,180 GBP
View
A
Retailer 20
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HK$31,934 HKD
$4,070 USD
View
A
Retailer 21
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HK$31,934 HKD
$4,070 USD
View
A
Retailer 22
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HK$32,577 HKD
$4,152 USD
View
A
Retailer 23
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HK$33,032 HKD
$4,210 USD
View
A
Retailer 24
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HK$34,346 HKD
€4,169 EUR
View
B+
Retailer 25
-
HK$45,040 HKD
$5,740 USD
View
B+
Retailer 26
-
HK$52,194 HKD
£5,238 GBP
View
Most Expensive
B
NZ Jewellers
587b9d6c-140b-4667-b65b-2a937575911c · Oct 27
HK$54,303 HKD
$6,921 USD
View
26 more retailers have this diamond
Prices start from HK$23,953 HKDSave up to HK$30,350 HKD

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
1.51ct Radiant
HK$23,953 HKD