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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 7558620257

Certificate GIA 7558620257

Diamond specifications and retailer prices

From $3,084 USD
SGD 4,167 SGD
As of October 31, 2026
Save $3,377 USD (52%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,461 USD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 7558620257. Listed at 10 retailers as of October 26, 2026, with prices from $3,084 to $6,461, a $3,377 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,461. 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 angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558620257
Dimensions7.60 × 7.65 × 4.70 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.60 mm7.65 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558620257
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.6%

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: Oct 31
Current: $4,539 USD|Low: $3,084 USD|High: $7,244 USD|Avg: $4,603 USD|-7.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
October 30, 2026
Retailer 5$3,084 USD
Retailer 4$3,501 USD
Retailer 2$3,741 USD
Retailer 8$3,821 USD
Retailer 6$4,446 USD
Retailer 7$4,489 USD
Retailer 1$4,539 USD
Retailer 3$4,718 USD
Wholesale Diamonds Direct$6,461 USD

31 data points across 9 retailers

10 retailers$3,084 USD to $6,461 USD

A
Cheapest Retailer
-
$3,084 USD
SGD 4,167 SGD
A
Retailer 2
-
$3,501 USD
View
A
Retailer 3
-
$3,741 USD
View
A
Retailer 4
-
$3,821 USD
SGD 5,163 SGD
View
A
Retailer 5
-
$4,446 USD
View
A
Retailer 6
-
$4,489 USD
View
A
Retailer 7
-
$4,539 USD
€4,323 EUR
View
A
Retailer 8
-
$4,718 USD
£3,715 GBP
View
A
Retailer 9
-
$5,046 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
546224562 · Oct 26
$6,461 USD
View
9 more retailers have this diamond
Prices start from $3,084 USDSave up to $3,377 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.

A
1.70ct Round
$3,084 USD