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Marquise|Lab Grown|IGI

1.70ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG707556634

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG707556634

Diamond specifications and retailer prices

From $868 NZD
€465 EUR
As of October 29, 2026
Save $1,239 NZD (59%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,107 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.7ct lab-grown marquise diamond

This 1.7ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG707556634 or 707556634. Listed at 8 retailers as of October 29, 2026, with prices from $868 to $2,107, a $1,239 spread on the same certified stone. Rare Carat lists it at $2,107. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707556634
Dimensions12.06 × 6.25 × 3.88 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.06 mm6.25 mm1.70 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707556634
Side View
Table 61.0%Crown 35.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 62.1%

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: Oct 29
Current: $983 NZD|Low: $829 NZD|High: $2,107 NZD|Avg: $1,224 NZD|+5.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 3$868 NZD
Retailer 7$880 NZD
Retailer 1$983 NZD
Retailer 4$1,049 NZD
Retailer 6$1,115 NZD
Retailer 5$1,765 NZD
Retailer 2$2,084 NZD

43 data points across 7 retailers

8 retailers$868 NZD to $2,107 NZD

A
Cheapest Retailer
-
$868 NZD
€465 EUR
B+
Retailer 2
-
$880 NZD
$495 USD
View
A
Retailer 3
-
$983 NZD
£435 GBP
View
A
Retailer 4
-
$1,049 NZD
$590 USD
View
A
Retailer 5
-
$1,115 NZD
$627 USD
View
B+
Retailer 6
-
$1,765 NZD
$992 USD
View
B
Retailer 7
-
$2,084 NZD
£923 GBP
View
Most Expensive
B
Rare Carat
MDP-825_l_707556634 · Nov 1
$2,107 NZD
$1,185 USD
View
7 more retailers have this diamond
Prices start from $868 NZDSave up to $1,239 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 Marquise
$868 NZD