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Heart|Natural|GIA

1.51ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 2548168352

Certificate GIA 2548168352

Diamond specifications and retailer prices

From $2,022 USD
HK$15,800 HKD
As of November 1, 2026
Save $3,595 USD (64%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,617 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart 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 stated by the retailer rather than the lab and certified by GIA 2548168352. Listed at 9 retailers as of October 30, 2026, with prices from $2,022 to $5,617, a $3,595 spread on the same certified stone. NZ Jewellers lists it at $5,617. 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

1.51
Carat
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2548168352
Dimensions7.06 × 7.97 × 4.58 mm
L/W Ratio1.13
Top View
7.06 mm7.97 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2548168352
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.4%

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: Nov 1
Current: $5,617 USD|Low: $1,997 USD|High: $6,004 USD|Avg: $3,613 USD|-6.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6$2,022 USD
Retailer 2$2,070 USD
Retailer 7$2,287 USD
Retailer 3$2,687 USD
Retailer 8$3,184 USD
Retailer 9$3,211 USD
Retailer 5$3,279 USD
Retailer 4$4,707 USD
NZ Jewellers$5,617 USD

45 data points across 9 retailers

9 retailers$2,022 USD to $5,617 USD

A
Cheapest Retailer
-
$2,022 USD
HK$15,800 HKD
A
Retailer 2
-
$2,070 USD
₹197,171 INR
View
A
Retailer 3
-
$2,287 USD
A$3,519 AUD
View
A
Retailer 4
-
$2,687 USD
View
A
Retailer 5
-
$3,184 USD
View
Retailer 6
-
$3,211 USD
SGD 4,339 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$3,279 USD
£2,582 GBP
View
A
Retailer 8
-
$4,707 USD
£3,706 GBP
View
Most Expensive
B+
NZ Jewellers
853afe39-4ad7-487a-b343-6802300e0275 · Oct 30
$5,617 USD
View
8 more retailers have this diamond
Prices start from $2,022 USDSave up to $3,595 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 Heart
$2,022 USD