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Heart|Natural|GIA

2.51ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 7518412345

Certificate GIA 7518412345

Diamond specifications and retailer prices

From $20,653 NZD
₹1,106,701 INR
As of November 2, 2026
Save $14,257 NZD (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $34,909 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 2.51ct natural heart diamond

This 2.51ct natural heart sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7518412345. Listed at 15 retailers as of November 1, 2026, with prices from $20,653 to $34,909, a $14,257 spread on the same certified stone. MOH London lists it at $34,909. 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

2.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.57°
Pavilion angle37.98°
OriginNatural
Grading LabGIA
CertificateGIA 7518412345
Dimensions8.59 × 9.26 × 5.21 mm
L/W Ratio1.08
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather
Top View
8.59 mm9.26 mm2.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7518412345
Side View
Table 61.0%Crown 40.57°Girdle: ThickPavilion 37.98°Culet: NoneDepth 56.3%

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 2
Current: $34,909 NZD|Low: $20,258 NZD|High: $36,406 NZD|Avg: $26,759 NZD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$20,653 NZD
Retailer 7$21,049 NZD
Retailer 8$22,892 NZD
Retailer 6$22,998 NZD
Retailer 10$23,643 NZD
Retailer 4$23,855 NZD
Retailer 9$27,330 NZD
Retailer 5$27,396 NZD
Retailer 3$28,157 NZD
MOH London$34,909 NZD

37 data points across 10 retailers

15 retailers$20,653 NZD to $34,909 NZD

A
Cheapest Retailer
-
$20,653 NZD
₹1,106,701 INR
A
Retailer 2
-
$21,049 NZD
A$18,220 AUD
View
A
Retailer 3
-
$22,892 NZD
$12,880 USD
View
A
Retailer 4
-
$22,998 NZD
$12,940 USD
View
A
Retailer 5
-
$23,643 NZD
$13,303 USD
View
Final sale: no returns
A
Retailer 6
-
$23,855 NZD
£10,569 GBP
View
Retailer 7
-
$27,120 NZD
$15,259 USD
View
Price last confirmed 32 days ago
A
Retailer 8
-
$27,330 NZD
$15,377 USD
View
A
Retailer 9
-
$27,396 NZD
$15,414 USD
View
Retailer 10
-
$27,545 NZD
$15,498 USD
View
Price last confirmed 32 days ago
A
Retailer 11
-
$28,157 NZD
€15,088 EUR
View
Retailer 12
-
$28,604 NZD
$16,094 USD
View
Price last confirmed 56 days ago
Retailer 13
-
$28,604 NZD
$16,094 USD
View
Price last confirmed 34 days ago
Retailer 14
-
$32,631 NZD
$18,360 USD
View
Price last confirmed 33 days ago
Most Expensive
B+
MOH London
EFE8F5139 · Nov 1
$34,909 NZD
£15,466 GBP
View
14 more retailers have this diamond
Prices start from $20,653 NZDSave up to $14,257 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.

A
2.51ct Heart
$20,653 NZD