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1.73ct L SI2 Round Natural Diamond

VG • L/SI2 • IGI 654462674

Shape and cutting style on the report: Round brilliant

Certificate IGI 654462674

Diamond specifications and retailer prices

From $1,699 USD
As of November 4, 2026
Save $639 USD (27%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,338 USD at Moon Ocean · As of November 6, 2026
View at Moon Ocean

About this 1.73ct natural round diamond

This 1.73ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 654462674. Listed at 5 retailers as of November 4, 2026, with prices from $1,699 to $2,338, a $639 spread on the same certified stone. Moon Ocean lists it at $2,338. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.73
Carat
L
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 654462674
Dimensions7.47 × 7.54 × 4.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.47 mm7.54 mm1.73 ctL / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 654462674
Side View
Table 58.0%Crown 36.6°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 63.7%

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: Nov 4
Current: $2,338 USD|Low: $1,319 USD|High: $3,012 USD|Avg: $2,106 USD|-1.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$1,319 USD
Retailer 2$1,699 USD
Retailer 4$1,835 USD
Retailer 3$1,955 USD
Retailer 5$2,001 USD
Retailer 6$2,218 USD
Moon Ocean$2,338 USD
Retailer 8$2,547 USD
Retailer 7$3,012 USD

37 data points across 9 retailers

5 retailers$1,699 USD to $2,338 USD

B+
Cheapest Retailer
-
$1,699 USD
B+
Retailer 2
-
$1,835 USD
View
B+
Retailer 3
-
$1,955 USD
View
B+
Retailer 4
-
$2,001 USD
View
Most Expensive
B+
Moon Ocean
NVN-E42719F85-674 · Nov 6
$2,338 USD
£1,841 GBP
View
4 more retailers have this diamond
Prices start from $1,699 USDSave up to $639 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+
1.73ct Round
$1,699 USD