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Heart|Natural|GIA

1.52ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 5181177312

Certificate GIA 5181177312

Diamond specifications and retailer prices

From $12,237 NZD
£5,341 GBP
As of November 5, 2026
2 retailers carry this diamond
Most expensive: $12,237 NZD at 77 Diamonds
View at 77 Diamonds

About this 1.52ct natural heart diamond

This 1.52ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5181177312. Listed at 2 retailers as of November 5, 2026. 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

1.52
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5181177312
Dimensions7.48 × 7.57 × 4.47 mm
L/W Ratio1.01
Top View
7.48 mm7.57 mm1.52 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5181177312
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 59.1%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 5
Current: $12,237 NZD|Low: $9,483 NZD|High: $12,430 NZD|Avg: $10,908 NZD|+0.9%
77 Diamonds
Retailer 2
November 5, 2026
Retailer 2$9,483 NZD
77 Diamonds$12,237 NZD

37 data points across 2 retailers

2 retailers

Retailer 1
-
$9,483 NZD
Price last confirmed 17 days ago
Most Expensive
C
77 Diamonds
HSZZYJ5DSQV · Nov 5
$12,237 NZD
£5,341 GBP
View
1 more retailer has this diamond

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.

C
1.52ct Heart
$12,237 NZD