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1.76ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG763668412

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763668412

Diamond specifications and retailer prices

From $397 NZD
$223 USD
As of October 29, 2026
Save $1,615 NZD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,012 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.76ct lab-grown round diamond

This 1.76ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG763668412 or 763668412. Listed at 17 retailers as of October 29, 2026, with prices from $397 to $2,012, a $1,615 spread on the same certified stone. Brilliant Earth lists it at $2,012. 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

1.76
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763668412
Dimensions7.79 × 7.74 × 4.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.79 mm7.74 mm1.76 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG763668412
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.6%

Caratlytics Score

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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: Oct 29
Current: $2,012 NZD|Low: $381 NZD|High: $2,035 NZD|Avg: $974 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 14$397 NZD
Retailer 15$445 NZD
Retailer 5$461 NZD
Retailer 8$493 NZD
Retailer 16$493 NZD
Retailer 10$819 NZD
Retailer 6$842 NZD
Retailer 11$856 NZD
Retailer 2$913 NZD
Retailer 4$961 NZD
Retailer 7$985 NZD
Retailer 13$1,335 NZD
Retailer 12$1,496 NZD
Retailer 3$1,585 NZD
Retailer 9$1,988 NZD
Brilliant Earth$2,012 NZD

33 data points across 16 retailers

17 retailers$397 NZD to $2,012 NZD

A
Cheapest Retailer
-
$397 NZD
$223 USD
A
Retailer 2
-
$445 NZD
$250 USD
View
Final sale: no returns
A
Retailer 3
-
$461 NZD
$259 USD
View
A
Retailer 4
-
$493 NZD
$277 USD
View
A
Retailer 5
-
$493 NZD
$277 USD
View
A
Retailer 6
-
$819 NZD
€438 EUR
View
B+
Retailer 7
-
$842 NZD
$473 USD
View
A
Retailer 8
-
$856 NZD
£378 GBP
View
B+
Retailer 9
-
$913 NZD
£404 GBP
View
B+
Retailer 10
-
$961 NZD
$540 USD
View
B+
Retailer 11
-
$985 NZD
$553 USD
View
B
Retailer 12
-
$1,335 NZD
$750 USD
View
Retailer 13
-
$1,472 NZD
$827 USD
View
Price last confirmed 44 days ago
B+
Retailer 14
-
$1,496 NZD
$840 USD
View
B
Retailer 15
-
$1,585 NZD
$890 USD
View
B
Retailer 16
-
$1,988 NZD
£879 GBP
View
Most Expensive
B
Brilliant Earth
19891518A · Oct 29
$2,012 NZD
$1,130 USD
View
16 more retailers have this diamond
Prices start from $397 NZDSave up to $1,615 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
1.76ct Round
$397 NZD