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Heart|Natural|GIA

1.51ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6382477786

Certificate GIA 6382477786

Diamond specifications and retailer prices

From $9,970 SGD
$7,799 USD
As of October 31, 2026
Save $3,202 SGD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $13,172 SGD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D 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 6382477786. Listed at 6 retailers as of October 28, 2026, with prices from $9,970 to $13,172, a $3,202 spread on the same certified stone. 77 Diamonds lists it at $13,172. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6382477786
Dimensions6.93 × 8.14 × 4.56 mm
L/W Ratio1.17
Top View
6.93 mm8.14 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6382477786
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 56.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $13,172 SGD|Low: $9,850 SGD|High: $13,318 SGD|Avg: $11,912 SGD|+1.4%
77 Diamonds
Retailer 2
Retailer 3
October 29, 2026
Retailer 3$9,970 SGD
Retailer 2$12,568 SGD
77 Diamonds$13,172 SGD

29 data points across 3 retailers

6 retailers$9,970 SGD to $13,172 SGD

B+
Cheapest Retailer
-
$9,970 SGD
$7,799 USD
B+
Retailer 2
-
$10,445 SGD
$8,170 USD
View
B+
Retailer 3
-
$10,906 SGD
$8,531 USD
View
B
Retailer 4
-
$12,568 SGD
$9,831 USD
View
Retailer 5
-
$12,568 SGD
$9,831 USD
View
Price last confirmed 18 days ago
Most Expensive
B
77 Diamonds
HSZZFWCNZ7R · Oct 28
$13,172 SGD
£8,113 GBP
View
5 more retailers have this diamond
Prices start from $9,970 SGDSave up to $3,202 SGD

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.

B+
1.51ct Heart
$9,970 SGD