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1.70ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG677503039

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677503039

Diamond specifications and retailer prices

From $656 NZD
$370 USD
As of November 1, 2026
Save $1,288 NZD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,945 NZD at MOH London · As of November 1, 2026
View at MOH London

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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677503039 or 677503039. Listed at 6 retailers as of November 1, 2026, with prices from $656 to $1,945, a $1,288 spread on the same certified stone. MOH London lists it at $1,945. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677503039
Dimensions7.61 × 7.57 × 4.75 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
7.61 mm7.57 mm1.70 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677503039
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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: $1,945 NZD|Low: $656 NZD|High: $1,954 NZD|Avg: $1,243 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$656 NZD
Retailer 2$900 NZD
Retailer 5$949 NZD
Retailer 8$958 NZD
Retailer 3$1,148 NZD
Retailer 6$1,653 NZD
Retailer 7$1,830 NZD
MOH London$1,945 NZD

15 data points across 8 retailers

6 retailers$656 NZD to $1,945 NZD

B+
Cheapest Retailer
-
$656 NZD
$370 USD
A
Retailer 2
-
$900 NZD
£399 GBP
View
A
Retailer 3
-
$949 NZD
$535 USD
View
B+
Retailer 4
-
$1,148 NZD
$647 USD
View
B
Retailer 5
-
$1,653 NZD
$932 USD
View
Most Expensive
B
MOH London
LG677503039 · Nov 1
$1,945 NZD
£863 GBP
View
5 more retailers have this diamond
Prices start from $656 NZDSave up to $1,288 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
$656 NZD