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1.80ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 773635939

Shape and cutting style on the report: Round brilliant

Certificate IGI 773635939

Diamond specifications and retailer prices

From $2,451 NZD
As of November 5, 2026
Save $4,993 NZD (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,445 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.8ct natural round diamond

This 1.8ct 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 top-tier cut grade and certified by IGI 773635939. Listed at 10 retailers as of November 5, 2026, with prices from $2,451 to $7,445, a $4,993 spread on the same certified stone. NZ Jewellers lists it at $7,445. 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

1.80
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 773635939
Dimensions7.71 × 7.77 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.71 mm7.77 mm1.80 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 773635939
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $7,445 NZD|Low: $2,451 NZD|High: $7,445 NZD|Avg: $3,670 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$2,451 NZD
Retailer 4$2,780 NZD
Retailer 7$3,053 NZD
Retailer 9$3,053 NZD
Retailer 5$3,193 NZD
Retailer 6$3,295 NZD
Retailer 8$3,522 NZD
Retailer 2$3,826 NZD
NZ Jewellers$7,445 NZD

45 data points across 9 retailers

10 retailers$2,451 NZD to $7,445 NZD

A
Cheapest Retailer
-
$2,451 NZD
A
Retailer 2
-
$2,780 NZD
View
Retailer 3
-
$2,957 NZD
View
Price last confirmed 95 days ago
B+
Retailer 4
-
$3,053 NZD
View
Retailer 5
-
$3,053 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,193 NZD
View
B+
Retailer 7
-
$3,295 NZD
View
B+
Retailer 8
-
$3,522 NZD
View
A
Retailer 9
-
$3,826 NZD
View
Most Expensive
B
NZ Jewellers
055c4dfc-e236-4d1c-aa53-fd146c5a1a61 · Nov 5
$7,445 NZD
$4,185 USD
View
9 more retailers have this diamond
Prices start from $2,451 NZDSave up to $4,993 NZD

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
1.80ct Round
$2,451 NZD