Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6541531472

Certificate GIA 6541531472

Diamond specifications and retailer prices

From $6,340 USD
As of November 2, 2026
13 retailers carry this diamond
Most expensive: $8,197 USD at NZ Jewellers · As of October 9, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two carat band, graded H 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 6541531472. Listed at 13 retailers as of November 2, 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

1.70
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.42°
Pavilion angle38.35°
OriginNatural
Grading LabGIA
CertificateGIA 6541531472
Dimensions7.03 × 8.24 × 4.91 mm
L/W Ratio1.17
Top View
7.03 mm8.24 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541531472
Side View
Table 58.0%Crown 39.42°Girdle: STK-THKPavilion 38.35°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,196 USD|Low: $1,976 USD|High: $7,799 USD|Avg: $4,594 USD|-2.7%
Retailer 1
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
October 23, 2026
Retailer 8$1,976 USD
Retailer 6$3,061 USD
Retailer 9$3,228 USD
Retailer 14$3,750 USD
Retailer 16$4,003 USD
Retailer 4$4,359 USD
Retailer 2$4,383 USD
Retailer 3$4,383 USD
Retailer 12$4,556 USD
Retailer 10$4,609 USD
Retailer 11$4,800 USD
Retailer 17$4,800 USD
Retailer 15$4,960 USD
Retailer 7$5,035 USD
Retailer 1$5,196 USD
Retailer 5$6,393 USD
Retailer 13$7,534 USD

20 data points across 17 retailers

13 retailers

Retailer 1
-
$3,750 USD
Price last confirmed 10 days ago
Retailer 2
-
$4,003 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$4,262 USD
View
Price last confirmed 11 days ago
Retailer 4
-
$4,383 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$4,383 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$4,609 USD
£3,629 GBP
View
Price last confirmed 11 days ago
Retailer 7
-
$4,918 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$4,960 USD
View
Price last confirmed 13 days ago
Retailer 9
-
$5,058 USD
View
Price last confirmed 26 days ago
Retailer 10
-
$5,196 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$6,340 USD
View
Retailer 12
-
$7,534 USD
£5,932 GBP
View
Price last confirmed 13 days ago
Most Expensive
NZ Jewellers
ceb6fd9c-27ad-438d-89cc-078ce0b2fcae · Oct 9
$8,197 USD
View
Price last confirmed 24 days ago
12 more retailers have this diamond
Prices start from $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.

B
1.70ct Heart
$6,340 USD