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Marquise|Lab Grown|IGI

1.73ct E VVS1 Marquise Lab Grown Diamond

VG • E/VVS1 • IGI LG800656364

Certificate IGI LG800656364

Diamond specifications and retailer prices

From $3,410 NZD
$1,922 USD
As of October 29, 2026
Save $1,238 NZD (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,649 NZD at Kay Jewelers · As of October 30, 2026
View at Kay Jewelers

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG800656364 or 800656364. Listed at 4 retailers as of October 29, 2026, with prices from $3,410 to $4,649, a $1,238 spread on the same certified stone. Kay Jewelers lists it at $4,649. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.73
Carat
E
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG800656364
Dimensions12.89 × 6.35 × 3.88 mm
L/W Ratio2.03
Top View
12.89 mm6.35 mm1.73 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800656364
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 61.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,649 NZD|Low: $3,410 NZD|High: $4,649 NZD|Avg: $4,125 NZD
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 3$3,410 NZD
Retailer 2$3,460 NZD
Kay Jewelers$4,649 NZD
Retailer 4$4,649 NZD

2 data points across 4 retailers

4 retailers$3,410 NZD to $4,649 NZD

B
Cheapest Retailer
-
$3,410 NZD
$1,922 USD
B
Retailer 2
-
$3,460 NZD
$1,950 USD
View
B
Retailer 3
-
$4,649 NZD
$2,620 USD
View
Most Expensive
B
Kay Jewelers
259138707 · Oct 30
$4,649 NZD
$2,620 USD
View
3 more retailers have this diamond
Prices start from $3,410 NZDSave up to $1,238 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.

B
1.73ct Marquise
$3,410 NZD