Oval|Natural|IGI

1.80ct H SI1 Oval Natural Diamond

VG • H/SI1 • IGI 750555534

Certificate IGI 750555534

Diamond specifications and retailer prices

From $7,961 USD
A$12,248 AUD
11 retailers carry this diamond
Most expensive: $14,594 USD at NZ Jewellers
View at NZ Jewellers

About this 1.8ct natural oval diamond

This 1.8ct natural oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 750555534. Listed at 11 retailers. 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

1.80
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle35.4°
OriginNatural
Grading LabIGI
CertificateIGI 750555534
Dimensions10.07 × 6.47 × 4.11 mm
L/W Ratio1.56
Girdle conditionFaceted
Culet sizePointed
Top View
10.07 mm6.47 mm1.80 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 750555534
Side View
Table 63.0%Crown 41.4°Girdle: STK-THKPavilion 35.4°Culet: NoneDepth 63.5%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $14,594 USD|Low: $7,427 USD|High: $14,594 USD|Avg: $9,558 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
September 22, 2026
Retailer 11$7,427 USD
Retailer 10$7,432 USD
Retailer 6$7,961 USD
Retailer 8$8,055 USD
Retailer 2$8,179 USD
Retailer 9$8,915 USD
Retailer 3$9,319 USD
Retailer 7$10,068 USD
Retailer 12$10,403 USD
Retailer 5$12,160 USD
Retailer 4$14,125 USD
NZ Jewellers$14,594 USD

31 data points across 12 retailers

11 retailers

B+
Retailer 1
-
$7,427 USD
Price last confirmed 22 days ago
B+
Retailer 2
-
$7,432 USD
View
Price last confirmed 32 days ago
B
Retailer 3
-
$7,961 USD
A$12,248 AUD
View
B
Retailer 4
-
$8,179 USD
£6,440 GBP
View
Price last confirmed 9 days ago
B
Retailer 5
-
$8,726 USD
View
Price last confirmed 9 days ago
B
Retailer 6
-
$8,915 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$9,319 USD
€8,875 EUR
View
Price last confirmed 80 days ago
B
Retailer 8
-
$10,068 USD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$10,403 USD
ZAR 168,062 ZAR
View
Price last confirmed 42 days ago
C
Retailer 10
-
$12,160 USD
£9,575 GBP
View
Price last confirmed 9 days ago
Most Expensive
C
NZ Jewellers
906b2298-abda-4bd5-8634-e64c920a7082 · Sep 19
$14,594 USD
View
Price last confirmed 11 days ago
10 more retailers have this diamond
Prices start from $7,961 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.

B+
1.80ct Oval
$7,961 USD