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Round|Lab Grown|IGI

1.85ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG685511046

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685511046

Diamond specifications and retailer prices

From $612 NZD
$344 USD
As of October 29, 2026
Save $6,563 NZD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $7,175 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 LG685511046 or 685511046. Listed at 27 retailers as of October 29, 2026, with prices from $612 to $7,175, a $6,563 spread on the same certified stone. Brilliant Earth lists it at $7,175. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685511046
Dimensions8.02 × 8.06 × 4.80 mm
L/W Ratio1.00
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
8.02 mm8.06 mm1.85 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685511046
Side View
Table 57.0%Crown 32.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 59.7%

Caratlytics Score

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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: $7,175 NZD|Low: $588 NZD|High: $7,193 NZD|Avg: $2,082 NZD|-0.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 26
October 29, 2026
Retailer 5$612 NZD
Retailer 13$684 NZD
Retailer 18$710 NZD
Retailer 4$758 NZD
Retailer 8$758 NZD
Retailer 6$843 NZD
Retailer 10$1,018 NZD
Retailer 25$1,033 NZD
Retailer 21$1,146 NZD
Retailer 9$1,237 NZD
Retailer 24$1,303 NZD
Retailer 22$1,337 NZD
Retailer 2$1,354 NZD
Retailer 23$1,760 NZD
Retailer 3$1,882 NZD
Retailer 7$2,252 NZD
Retailer 15$2,418 NZD
Retailer 19$2,423 NZD
Retailer 14$2,439 NZD
Retailer 17$2,514 NZD
Retailer 12$2,867 NZD
Retailer 11$2,941 NZD
Retailer 16$2,958 NZD
Retailer 20$3,057 NZD
Retailer 26$4,594 NZD
Brilliant Earth$7,175 NZD

27 data points across 26 retailers

27 retailers$612 NZD to $7,175 NZD

A
Cheapest Retailer
-
$612 NZD
$344 USD
A
Retailer 2
-
$684 NZD
$384 USD
View
Final sale: no returns
A
Retailer 3
-
$710 NZD
$399 USD
View
A
Retailer 4
-
$758 NZD
$426 USD
View
A
Retailer 5
-
$758 NZD
$426 USD
View
A
Retailer 6
-
$843 NZD
HK$3,700 HKD
View
A
Retailer 7
-
$1,018 NZD
$572 USD
View
A
Retailer 8
-
$1,033 NZD
$580 USD
View
A
Retailer 9
-
$1,146 NZD
£507 GBP
View
A
Retailer 10
-
$1,237 NZD
$695 USD
View
A
Retailer 11
-
$1,303 NZD
ZAR 11,827 ZAR
View
A
Retailer 12
-
$1,337 NZD
€715 EUR
View
A
Retailer 13
-
$1,354 NZD
£599 GBP
View
A
Retailer 14
-
$1,760 NZD
A$1,521 AUD
View
A
Retailer 15
-
$1,882 NZD
$1,057 USD
View
B+
Retailer 16
-
$2,252 NZD
$1,265 USD
View
B+
Retailer 17
-
$2,418 NZD
$1,358 USD
View
B+
Retailer 18
-
$2,423 NZD
SGD 1,839 SGD
View
B+
Retailer 19
-
$2,439 NZD
$1,370 USD
View
B+
Retailer 20
-
$2,514 NZD
$1,412 USD
View
B+
Retailer 21
-
$2,867 NZD
$1,610 USD
View
B+
Retailer 22
-
$2,941 NZD
$1,652 USD
View
B+
Retailer 23
-
$2,958 NZD
£1,308 GBP
View
B+
Retailer 24
-
$3,057 NZD
£1,352 GBP
View
B+
Retailer 25
-
$4,594 NZD
$2,580 USD
View
B
Retailer 26
-
$5,879 NZD
£2,600 GBP
View
Most Expensive
B
Brilliant Earth
14282957A · Oct 29
$7,175 NZD
$4,030 USD
View
26 more retailers have this diamond
Prices start from $612 NZDSave up to $6,563 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