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Marquise|Lab Grown|IGI

1.00ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG770631401

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770631401

Diamond specifications and retailer prices

From $240 AUD
$168 USD
As of November 2, 2026
Save $1,899 AUD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,138 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770631401 or 770631401. Listed at 21 retailers as of October 27, 2026, with prices from $240 to $2,138, a $1,899 spread on the same certified stone. Queensmith lists it at $2,138. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770631401
Dimensions11.05 × 5.02 × 3.08 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.02 mm1.00 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770631401
Side View
Table 68.0%Crown 34.1°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,032 AUD|Low: $231 AUD|High: $1,527 AUD|Avg: $627 AUD
Retailer 1
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
November 2, 2026
Retailer 3$240 AUD
Retailer 14$278 AUD
Retailer 2$298 AUD
Retailer 4$298 AUD
Retailer 7$416 AUD
Retailer 10$514 AUD
Retailer 13$515 AUD
Retailer 9$526 AUD
Retailer 6$535 AUD
Retailer 8$751 AUD
Retailer 5$957 AUD
Retailer 12$1,027 AUD
Retailer 1$1,032 AUD
Retailer 11$1,394 AUD

35 data points across 14 retailers

21 retailers$240 AUD to $2,138 AUD

A
Cheapest Retailer
-
$240 AUD
$168 USD
A
Retailer 2
-
$268 AUD
$188 USD
View
Final sale: no returns
A
Retailer 3
-
$278 AUD
$195 USD
View
Retailer 4
-
$298 AUD
$209 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$298 AUD
$209 USD
View
A
Retailer 6
-
$416 AUD
£229 GBP
View
A
Retailer 7
-
$477 AUD
$334 USD
View
A
Retailer 8
-
$514 AUD
ZAR 5,824 ZAR
View
A
Retailer 9
-
$515 AUD
€344 EUR
View
A
Retailer 10
-
$526 AUD
£290 GBP
View
A
Retailer 11
-
$535 AUD
$375 USD
View
B+
Retailer 12
-
$642 AUD
$450 USD
View
B+
Retailer 13
-
$751 AUD
$526 USD
View
B+
Retailer 14
-
$792 AUD
$555 USD
View
B
Retailer 15
-
$957 AUD
$671 USD
View
B
Retailer 16
-
$1,027 AUD
$720 USD
View
B
Retailer 17
-
$1,032 AUD
$723 USD
View
B
Retailer 18
-
$1,036 AUD
$726 USD
View
B
Retailer 19
-
$1,394 AUD
£769 GBP
View
B
Retailer 20
-
$1,559 AUD
$1,093 USD
View
Most Expensive
B
Queensmith
LG770631401 · Oct 27
$2,138 AUD
£1,180 GBP
View
20 more retailers have this diamond
Prices start from $240 AUDSave up to $1,899 AUD

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
1.00ct Marquise
$240 AUD