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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5543427044

Certificate GIA 5543427044

Diamond specifications and retailer prices

From $7,674 USD
As of October 29, 2026
Save $6,749 USD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,423 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round 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 and certified by GIA 5543427044. Listed at 21 retailers as of October 27, 2026, with prices from $7,674 to $14,423, a $6,749 spread on the same certified stone. NZ Jewellers lists it at $14,423. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5543427044
Dimensions7.55 × 7.61 × 4.74 mm
L/W Ratio1.01
Top View
7.55 mm7.61 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5543427044
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $9,365 USD|Low: $7,575 USD|High: $13,678 USD|Avg: $10,046 USD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5$7,674 USD
Retailer 4$8,312 USD
Retailer 7$9,225 USD
Retailer 1$9,365 USD
Retailer 6$9,375 USD
Retailer 3$10,753 USD
Retailer 8$11,390 USD
Retailer 2$13,588 USD

39 data points across 8 retailers

21 retailers$7,674 USD to $14,423 USD

B+
Cheapest Retailer
-
$7,674 USD
B+
Retailer 2
-
$7,855 USD
View
B+
Retailer 3
-
$8,094 USD
A$12,453 AUD
View
B+
Retailer 4
-
$8,312 USD
View
Final sale: no returns
B+
Retailer 5
-
$8,345 USD
View
B
Retailer 6
-
$8,447 USD
CA$11,732 CAD
View
B
Retailer 7
-
$9,225 USD
View
B+
Retailer 8
-
$9,365 USD
£7,374 GBP
View
B
Retailer 9
-
$9,375 USD
View
B
Retailer 10
-
$9,519 USD
View
B
Retailer 11
-
$9,616 USD
View
B
Retailer 12
-
$9,960 USD
View
B
Retailer 13
-
$10,220 USD
View
B
Retailer 14
-
$10,220 USD
View
B
Retailer 15
-
$10,560 USD
View
B
Retailer 16
-
$10,753 USD
€10,241 EUR
View
B
Retailer 17
-
$10,817 USD
View
B
Retailer 18
-
$11,057 USD
View
B
Retailer 19
-
$11,390 USD
View
B
Retailer 20
-
$13,588 USD
£10,699 GBP
View
Most Expensive
B
NZ Jewellers
b5acfbc1-1425-43fb-b114-7514002729f1 · Oct 27
$14,423 USD
View
20 more retailers have this diamond
Prices start from $7,674 USDSave up to $6,749 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 Round
$7,674 USD