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Round|Natural|GIA

1.51ct I IF Round Natural Diamond

EX • I/IF • GIA 6542157452

Certificate GIA 6542157452

Diamond specifications and retailer prices

From $6,502 USD
HK$50,800 HKD
As of October 28, 2026
16 retailers carry this diamond
Most expensive: $14,891 USD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6542157452. Listed at 16 retailers as of October 28, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542157452
Dimensions7.31 × 7.35 × 4.58 mm
L/W Ratio1.01
Top View
7.31 mm7.35 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542157452
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $9,686 USD|Low: $6,502 USD|High: $12,558 USD|Avg: $9,136 USD|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 26, 2026
Retailer 3$6,502 USD
Retailer 9$7,618 USD
Retailer 11$7,762 USD
Retailer 5$7,995 USD
Retailer 10$8,218 USD
Retailer 12$8,218 USD
Retailer 7$8,442 USD
Retailer 2$9,632 USD
Retailer 1$9,686 USD
Retailer 8$10,745 USD
Retailer 6$12,424 USD
Retailer 4$12,477 USD

33 data points across 12 retailers

16 retailers

A
Cheapest Retailer
-
$6,502 USD
HK$50,800 HKD
Retailer 2
-
$7,482 USD
SGD 10,111 SGD
View
Price last confirmed 21 days ago
Retailer 3
-
$7,618 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$7,696 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$7,762 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$7,995 USD
£6,295 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
$8,442 USD
A$12,987 AUD
View
Price last confirmed 10 days ago
Retailer 8
-
$8,915 USD
View
Price last confirmed 8 days ago
Retailer 9
-
$9,040 USD
View
Price last confirmed 34 days ago
Retailer 10
-
$9,632 USD
£7,584 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
$9,686 USD
€9,225 EUR
View
Price last confirmed 7 days ago
Retailer 12
-
$10,273 USD
View
Price last confirmed 35 days ago
Retailer 13
-
$10,745 USD
ZAR 173,579 ZAR
View
Price last confirmed 11 days ago
Retailer 14
-
$12,424 USD
£9,783 GBP
View
Price last confirmed 8 days ago
Retailer 15
-
$12,732 USD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
afa1cdbd-fb92-4347-babd-42098d4fe0e1 · Sep 26
$14,891 USD
View
Price last confirmed 37 days ago
15 more retailers have this diamond
Prices start from $6,502 USD

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 Round
$6,502 USD