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Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1533884456

Certificate GIA 1533884456

Diamond specifications and retailer prices

From $4,966 USD
HK$38,800 HKD
As of October 31, 2026
Save $6,340 USD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,306 USD at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1533884456. Listed at 21 retailers as of October 30, 2026, with prices from $4,966 to $11,306, a $6,340 spread on the same certified stone. NZ Jewellers lists it at $11,306. 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
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1533884456
Dimensions7.36 × 7.32 × 4.50 mm
L/W Ratio1.01
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural, Natural
Top View
7.36 mm7.32 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1533884456
Side View
Table 59.0%Crown 35°Girdle: Sli. ThickPavilion 41°Culet: NoneDepth 61.5%

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: $11,306 USD|Low: $4,826 USD|High: $11,306 USD|Avg: $6,467 USD|+0.5%
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
October 31, 2026
Retailer 16$4,966 USD
Retailer 15$5,031 USD
Retailer 14$5,135 USD
Retailer 22$5,168 USD
Retailer 2$5,238 USD
Retailer 3$5,356 USD
Retailer 4$5,544 USD
Retailer 10$5,889 USD
Retailer 11$5,889 USD
Retailer 12$5,889 USD
Retailer 17$6,264 USD
Retailer 6$6,299 USD
Retailer 18$6,317 USD
Retailer 19$6,690 USD
Retailer 5$6,820 USD
Retailer 20$6,931 USD
Retailer 21$6,985 USD
Retailer 7$7,050 USD
Retailer 8$7,167 USD
Retailer 13$7,740 USD
Retailer 9$9,628 USD
NZ Jewellers$11,306 USD

18 data points across 22 retailers

21 retailers$4,966 USD to $11,306 USD

A
Cheapest Retailer
-
$4,966 USD
HK$38,800 HKD
Retailer 2
-
$5,135 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$5,168 USD
View
A
Retailer 4
-
$5,238 USD
View
A
Retailer 5
-
$5,356 USD
View
A
Retailer 6
-
$5,544 USD
View
Final sale: no returns
A
Retailer 7
-
$5,889 USD
View
A
Retailer 8
-
$5,889 USD
View
A
Retailer 9
-
$5,889 USD
View
A
Retailer 10
-
$6,264 USD
View
A
Retailer 11
-
$6,299 USD
£4,960 GBP
View
A
Retailer 12
-
$6,317 USD
£4,974 GBP
View
B+
Retailer 13
-
$6,577 USD
View
B+
Retailer 14
-
$6,690 USD
View
B+
Retailer 15
-
$6,820 USD
View
B+
Retailer 16
-
$6,931 USD
View
B+
Retailer 17
-
$6,985 USD
€6,652 EUR
View
B+
Retailer 18
-
$7,050 USD
View
B+
Retailer 19
-
$7,740 USD
View
B+
Retailer 20
-
$9,628 USD
£7,581 GBP
View
Most Expensive
B
NZ Jewellers
28c90525-32d6-4e41-a6f6-e43eb91e458b · Oct 30
$11,306 USD
View
20 more retailers have this diamond
Prices start from $4,966 USDSave up to $6,340 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
$4,966 USD