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Round|Lab Grown|IGI

1.85ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG731593533

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731593533

Diamond specifications and retailer prices

From $612 NZD
$344 USD
As of October 29, 2026
Save $5,370 NZD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,982 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.85ct lab-grown round diamond

This 1.85ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731593533 or 731593533. Listed at 26 retailers as of October 29, 2026, with prices from $612 to $5,982, a $5,370 spread on the same certified stone. Brilliant Earth lists it at $5,982. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731593533
Dimensions7.86 × 7.91 × 4.90 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
7.86 mm7.91 mm1.85 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731593533
Side View
Table 55.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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 29
Current: $5,982 NZD|Low: $504 NZD|High: $5,982 NZD|Avg: $1,839 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
October 29, 2026
Retailer 8$612 NZD
Retailer 5$958 NZD
Retailer 12$961 NZD
Retailer 9$1,109 NZD
Retailer 11$1,168 NZD
Retailer 2$1,203 NZD
Retailer 6$1,298 NZD
Retailer 7$1,529 NZD
Retailer 10$1,584 NZD
Retailer 15$2,089 NZD
Retailer 3$2,231 NZD
Retailer 4$2,397 NZD
Retailer 13$2,729 NZD
Retailer 14$4,701 NZD
Brilliant Earth$5,982 NZD

37 data points across 15 retailers

26 retailers$612 NZD to $5,982 NZD

A
Retailer 1
-
$548 NZD
$308 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$548 NZD
$308 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$612 NZD
$344 USD
View
Final sale: no returns
A
Retailer 4
-
$636 NZD
$357 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$671 NZD
$377 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
$680 NZD
$382 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$680 NZD
$382 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
$958 NZD
$538 USD
View
A
Retailer 9
-
$961 NZD
$540 USD
View
A
Retailer 10
-
$1,109 NZD
€593 EUR
View
A
Retailer 11
-
$1,168 NZD
ZAR 10,600 ZAR
View
A
Retailer 12
-
$1,203 NZD
£532 GBP
View
A
Retailer 13
-
$1,298 NZD
$729 USD
View
A
Retailer 14
-
$1,529 NZD
$859 USD
View
A
Retailer 15
-
$1,584 NZD
A$1,369 AUD
View
A
Retailer 16
-
$2,089 NZD
$1,173 USD
View
B+
Retailer 17
-
$2,185 NZD
$1,227 USD
View
Price last confirmed 32 days ago
B+
Retailer 18
-
$2,185 NZD
$1,227 USD
View
Price last confirmed 21 days ago
B+
Retailer 19
-
$2,231 NZD
$1,253 USD
View
B+
Retailer 20
-
$2,269 NZD
$1,274 USD
View
B+
Retailer 21
-
$2,397 NZD
$1,346 USD
View
B+
Retailer 22
-
$2,614 NZD
$1,468 USD
View
B+
Retailer 23
-
$2,729 NZD
£1,207 GBP
View
B+
Retailer 24
-
$2,739 NZD
$1,538 USD
View
B
Retailer 25
-
$4,701 NZD
$2,640 USD
View
Most Expensive
B
Brilliant Earth
16414829A · Oct 29
$5,982 NZD
$3,360 USD
View
25 more retailers have this diamond
Prices start from $612 NZDSave up to $5,370 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
1.85ct Round
$612 NZD