CaratHunter
Plans
Round|Lab Grown|IGI

1.70ct E VS2 Round Lab Grown Diamond

EX • E/VS2 • IGI LG704579057

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704579057

Diamond specifications and retailer prices

From $454 NZD
$256 USD
As of November 1, 2026
Save $2,952 NZD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,407 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG704579057 or 704579057. Listed at 22 retailers as of October 31, 2026, with prices from $454 to $3,407, a $2,952 spread on the same certified stone. Brilliant Earth lists it at $3,407. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704579057
Dimensions7.60 × 7.54 × 4.78 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
7.60 mm7.54 mm1.70 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704579057
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

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: Nov 1
Current: $3,407 NZD|Low: $436 NZD|High: $3,513 NZD|Avg: $1,378 NZD|-3.0%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 18$454 NZD
Retailer 6$509 NZD
Retailer 20$527 NZD
Retailer 8$564 NZD
Retailer 19$564 NZD
Retailer 9$759 NZD
Retailer 5$852 NZD
Retailer 13$895 NZD
Retailer 15$896 NZD
Retailer 7$1,001 NZD
Retailer 10$1,045 NZD
Retailer 14$1,074 NZD
Retailer 16$1,632 NZD
Retailer 17$1,733 NZD
Retailer 12$1,905 NZD
Retailer 4$2,220 NZD
Retailer 2$2,260 NZD
Retailer 11$2,280 NZD
Retailer 3$2,437 NZD
Brilliant Earth$3,407 NZD

40 data points across 20 retailers

22 retailers$454 NZD to $3,407 NZD

A
Cheapest Retailer
-
$454 NZD
$256 USD
A
Retailer 2
-
$509 NZD
$287 USD
View
Final sale: no returns
A
Retailer 3
-
$527 NZD
$297 USD
View
A
Retailer 4
-
$564 NZD
$318 USD
View
Retailer 5
-
$564 NZD
$318 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$759 NZD
$428 USD
View
A
Retailer 7
-
$852 NZD
$480 USD
View
A
Retailer 8
-
$895 NZD
£397 GBP
View
A
Retailer 9
-
$896 NZD
€481 EUR
View
B+
Retailer 10
-
$1,001 NZD
$564 USD
View
B+
Retailer 11
-
$1,045 NZD
$589 USD
View
B+
Retailer 12
-
$1,074 NZD
£477 GBP
View
Retailer 13
-
$1,632 NZD
$920 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$1,733 NZD
$977 USD
View
Retailer 15
-
$1,746 NZD
$984 USD
View
Price last confirmed 112 days ago
B
Retailer 16
-
$1,813 NZD
$1,022 USD
View
B
Retailer 17
-
$1,905 NZD
$1,074 USD
View
B
Retailer 18
-
$2,220 NZD
$1,251 USD
View
B
Retailer 19
-
$2,260 NZD
£1,003 GBP
View
B
Retailer 20
-
$2,326 NZD
$1,311 USD
View
B
Retailer 21
-
$2,437 NZD
$1,374 USD
View
Most Expensive
B
Brilliant Earth
16066926A · Oct 31
$3,407 NZD
$1,920 USD
View
21 more retailers have this diamond
Prices start from $454 NZDSave up to $2,952 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
1.70ct Round
$454 NZD